The coliseums of Rome were brutal theaters of spectacle and death that helped control the sprawling Roman empire; now, archaeologists uncover the engineering secrets behind these majestic structures to reveal the truth behind the ancient Roman world.

New York residents get a rude awakening when a disastrous crane collapse causes chaos on the downtown streets of Manhattan; experts use the latest tech to investigate and reveal how a slight increase in wind conditions created major catastrophe.

Encounter kids' drawings on the walls in Pompeii that expose the city's violent gladiatorial past. Check out a mythical sculpture unearthed by an Indian tsunami, a 12-century temple in quake-prone Mexico, and a sunken ship in Utah's Great Salt Lake.

Actor Peter Stormare teams up with a history enthusiast to investigate a mysterious relic that could be evidence of Viking settlement in America centuries before Columbus, but some think it's a hoax.

Experts examine how engineering failures allowed Hurricane Katrina to devastate New Orleans and cause the collapse of the Tacoma Narrows Bridge.

Experts examine the devastating collapse of the Rana Plaza factory in Bangladesh and of the Morandi bridge in Genoa, Italy; investigating how the disasters could have been avoided.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

Inspect the wreck of the Mary Celestia, a Civil War ship raised by a hurricane. Encounter imperial relics exposed by a drought in Iraq, the storm-tossed remains of a medieval man, and long-lost wooden artifacts that reshape Native American history.

In Australia, the worst bushfires in recent history attack multiple towns - overwhelming firefighters and trapping tourists; The Philippines is usually resilient to natural disasters, but a 6.4 magnitude earthquake catches everyone off-guard.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Examining a 9,000-year-old clay head that contains a real skull; determining if a strange machine built in the 1950s can control the weather.

An eerie castle with a supernatural attraction stands derelict in the dense forests of the Czech Republic; experts investigate and uncover legends of a concealed gateway to hell and links to horrific Nazi Germany occult experimentation.

Tally up the dangers in 80-year-old Filomena's beloved but crumbling home and see why her kids put out a distress call to the Holmes team. Check out the aging-friendly upgrades that will keep this widow safe and help her stay in the house she loves.

Encounter kids' drawings on the walls in Pompeii that expose the city's violent gladiatorial past. Check out a mythical sculpture unearthed by an Indian tsunami, a 12-century temple in quake-prone Mexico, and a sunken ship in Utah's Great Salt Lake.

Exploring the stories behind mankind's greatest engineering disasters through archives and expert interviews.

Alaskans make the most of the endless sun as the last of the snow melts.

A notorious tragedy leads to one of the darkest chapters in early American history; in 1692, fear rips through the small town of Salem, Massachusetts; accusations fly and many people are put to death.

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; wing your way over a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

A labor strike in an Arizona mining town ends in a mass kidnapping and deportation, a unique homesteading community gets its start in the Old West, and a leaning Carolina lighthouse becomes part of Civil War history.

Sign off.

Accidents plague the aviation industry and frighten the public.

A labor strike in an Arizona mining town ends in a mass kidnapping and deportation, a unique homesteading community gets its start in the Old West, and a leaning Carolina lighthouse becomes part of Civil War history.

Examining a 9,000-year-old clay head that contains a real skull; determining if a strange machine built in the 1950s can control the weather.

A man filming a wedding flees in terror as a mysterious explosion rips through the festivities; an explorer in the wild jungle of Vietnam comes across a bizarre tree whose trunk shimmers as though it is alive.

Follow Hope Swinimer and her team as they rescue, treat, and release injured and orphaned wildlife.

Tally up the dangers in 80-year-old Filomena's beloved but crumbling home and see why her kids put out a distress call to the Holmes team. Check out the aging-friendly upgrades that will keep this widow safe and help her stay in the house she loves.

Investigating significant historic and contemporary sites from the revealing vantage points of drone, satellite and aerial photography.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Investigate an abandoned village in the shifting sands on Dubai's outskirts and a collection of inexplicable stone circles in Colombia; wing your way over a mysterious hilltop tower in Iran and a puzzling purple phenomenon in Chile's Atacama Desert.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta. Puzzle over an ancient ruin in Corinth, Greece, and explore a mind-blowing old structure on a Maltese island.

Get petrified by cryptic rock structures normally hidden from view. Look inside curious dwellings in the Peruvian Andes, visit a sacred monolith in Wyoming's Black Hills, haunt a Turkish stone village, and spot an immovable waterfall in Mexico.

Mike Holmes is called in to correct a botched basement renovation.

Paid programming.

Accidents plague the aviation industry and frighten the public.

Shock in Pennsylvania, as a vital bridge crashes to the ground.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

In the remote Cagayan Valley of the Philippines, archaeologists discover the remains of an ancient rhinoceros; a Brazilian island is infested with thousands of deadly vipers; researchers uncover shocking human remains deep in a Kenyan cave.

Molten lava devours homes and lives when a volcano erupts on La Palma; an entire U.S. town submerged by endless downpours; colossal ice boulders in Italy.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

A notorious tragedy leads to one of the darkest chapters in early American history; in 1692, fear rips through the small town of Salem, Massachusetts; accusations fly and many people are put to death.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

Deadly forests, haunted houses, and mountains where visitors never return alive; a look at what constitutes an evil place and whether these locations are imbued with dark energy that is currently beyond understanding.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

A mother's blood runs cold when a ghostly child photobombs a family picture in England; a shape-shifting alien sends a family running for cover in Mexico; a social media influencer finds a monster under her bed.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.

New York City is under attack as Hurricanes Ida and Ian unleash their fury on innocent people; seeing how the latest science and technology can protect New York City's 8 million residents before everything gets swept away by ferocious superstorms.

Craftsmen pool their talents and resources to restore heirlooms and treasured antiques such as music boxes, vases and clocks to prove that anything can be restored to their former glory.

A vanished Neolithic structure in an Irish farmer's field, an ancient oasis in the remote reaches of a Chinese desert, a centuries-old buried treasure in the U.K. and a dreaded predator in the Pacific Ocean are discovered by accident using drones.

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession, before crucial evidence unmasks a dangerous predator no one saw coming.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta. Puzzle over an ancient ruin in Corinth, Greece, and explore a mind-blowing old structure on a Maltese island.

Glitches in the matrix stun spectators in Paris, Los Angeles and Argentina; a spirit attempts to halt construction on a family's home in the Philippines; a Bigfoot enthusiast captures something shocking in Long Island.

In the Arctic Circle eerie multi-colored lights move across the night sky, highway streetlights inexplicably start swaying wildly, threatening motorists and a perfectly circular beach and ocean appear in dense forest.

Deadly forests, haunted houses, and mountains where visitors never return alive; a look at what constitutes an evil place and whether these locations are imbued with dark energy that is currently beyond understanding.

Bill Nighy narrates a trip along the River Po, traveling across northern Italy from the snow-capped Alps to the delta where it meets the Adriatic Sea.

Fiona Bruce and the team visit Ham House; Lee Young, an Asian art specialist, examines an 18th-century Chinese robe.

Bill Nighy leads a magical journey in the Norfolk Broads along England's holiday river, the River Bure; discovering a watery world where both wildlife and recreation go hand in hand.

A necklace made from large pieces of Baltic amber; a compass once owned by local man Edgar Evans, who was part of Scott's Antarctic expedition.

Traveling the Dordogne River via traditional boats through the green heart of southwest France; drinking wine and hunting for truffles; riding a luxury cruiser to a lighthouse built for a king.

Craftsmen pool their talents and resources to restore heirlooms and treasured antiques such as music boxes, vases and clocks to prove that anything can be restored to their former glory.

A journey down Spain's Guadalquivir River, from the high Sierra de Cazorla down to Andalusia; passing through Cordoba and Seville, following the footsteps of Columbus and Magellan.

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession, before crucial evidence unmasks a dangerous predator no one saw coming.

Discover the stories of six epic river journeys via the fascinating characters who live and work on and around the water.

Mike does an inspection on the home of a savvy first time buyer.

Dogs indeed account for more than half of the patients at Rocky Rapids Clinic; Dr. Savannah works tirelessly to keep rural Alberta's four-legged canine friends healthy and safe.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

Dr. Allison and her team must monitor Shelby the Shih Tzu while trying to remove hundreds of tiny, grainy bladder stones; in Calgary, Dr. Emma and her team try to wrangle dogs for a blood drive.

In the Arctic Circle eerie multi-colored lights move across the night sky, highway streetlights inexplicably start swaying wildly, threatening motorists and a perfectly circular beach and ocean appear in dense forest.

Fiona Bruce and the team visit Ham House; Lee Young, an Asian art specialist, examines an 18th-century Chinese robe.

A plane discovers a line of mysterious pits in the Arctic Circle; investigations reveal they were created by one the most remarkable tribes in Europe as they fight for survival; river in Spain has been turning red.

A necklace made from large pieces of Baltic amber; a compass once owned by local man Edgar Evans, who was part of Scott's Antarctic expedition.

Opulent remains in a still-active no man's land; two moldering bastions with a hopeful tale; a frozen shell built on a burning passion; a mountainside refuge that God allegedly revealed to the world.

Stephen Fry mulls over medical matters with Lucy Porter, Ross Noble, Matt Lucas and Alan Davies.

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumoured nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

Stephen Fry meanders about some places which start with an "M," with Sue Perkins, Sami Shah, David Mitchell, and Alan Davies.

Stephen Fry mulls over miscellaneous M-themed matters with Cariad Lloyd and Rhod Gilbert.

On the island of Pohnpei in Micronesia, explorers discover ancient structures hidden beneath dense vegetation; a strange glowing forest is discovered in India; an immense tunnel system is investigated in the Brazilian jungle.

Guest comic Keegan-Michael Key.

Guest comedian Rachel Bloom.

An Ontario man flings into a tornado; a helicopter and jet ski rescue team go into an intense flood; an avalanche crashes a party; an adventurer survives being trapped upside down in a raging river in Papua New Guinea.

Special guests Penn & Teller.

Guest comic Jack Osbourne.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumoured nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

Fiona Bruce and the team visit Ham House; Lee Young, an Asian art specialist, examines an 18th-century Chinese robe.

Flee to an aviator's secluded Wyoming retreat away from the limelight and feel the weight of history in a famous Southern barbershop. Pop into a Connecticut building founded on regional rivalry and scratch your head at the Coney Island of the South.

A necklace made from large pieces of Baltic amber; a compass once owned by local man Edgar Evans, who was part of Scott's Antarctic expedition.

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

Stephen Fry mulls over medical matters with Lucy Porter, Ross Noble, Matt Lucas and Alan Davies.

Dr. Allison and her team must monitor Shelby the Shih Tzu while trying to remove hundreds of tiny, grainy bladder stones; in Calgary, Dr. Emma and her team try to wrangle dogs for a blood drive.

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

Dr. Cori sees Trooper the dog over several days to figure out why he won't eat and each day the stakes get higher; after a tricky eye surgery on Ben the dog, Dr. Allison heads to the bush with her mom for a dog sledding adventure.

Stephen Fry meanders about some places which start with an "M," with Sue Perkins, Sami Shah, David Mitchell, and Alan Davies.

Check in with the Holmes team as they make upgrades to Linda and Stuart's home that will help Linda get back to life after a surprise leg amputation. Feel the relief as they create wheelchair-accessible spaces and remove barriers to her independence.

Stephen Fry mulls over miscellaneous M-themed matters with Cariad Lloyd and Rhod Gilbert.

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Dr. Allison and her team must monitor Shelby the Shih Tzu while trying to remove hundreds of tiny, grainy bladder stones; in Calgary, Dr. Emma and her team try to wrangle dogs for a blood drive.

Dr. Cori sees Trooper the dog over several days to figure out why he won't eat and each day the stakes get higher; after a tricky eye surgery on Ben the dog, Dr. Allison heads to the bush with her mom for a dog sledding adventure.

Fiona Bruce and the team visit Ham House; Lee Young, an Asian art specialist, examines an 18th-century Chinese robe.

Check in with the Holmes team as they make upgrades to Linda and Stuart's home that will help Linda get back to life after a surprise leg amputation. Feel the relief as they create wheelchair-accessible spaces and remove barriers to her independence.

A necklace made from large pieces of Baltic amber; a compass once owned by local man Edgar Evans, who was part of Scott's Antarctic expedition.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

It's Cake Week, and the bakers are challenged to produce a layer cake, a chocolate cake and a sponge showstopper that features a menagerie of animals.

Unlock military secrets from the air; spot a Nazi weapon designed to turn the tides of war in France; a covert Russian military tower in Chernobyl's shadow; a rumoured nuclear lab buried in Australia; a hush-hush surprise underneath Alcatraz.

Revisit a derelict stadium in Lithuania that hosted an odd Cold War matchup and see an industrial relic that became a UK battleground; explore a Memphis skyscraper that hoped to be a city within a city.

It's Biscuit Week and the bakers make a marshmallow-based signature challenge, a custard classic in the technical; in an illusion-themed showstopper, the bakers make their favorite meal out of biscuits.

The legendary metropolis of Xanadu and its fabled existence have mystified experts for centuries; archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

Dr. Cori sees Trooper the dog over several days to figure out why he won't eat and each day the stakes get higher; after a tricky eye surgery on Ben the dog, Dr. Allison heads to the bush with her mom for a dog sledding adventure.

Six Indigenous strangers must survive in the wild like their ancestors, reconnecting to an older way of life and a nearly-lost culture.

A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.

Breaking camp and travelling across the lands of the Mi'kmaq for the first time, the group is relieved to find a gift of birch bark canoes from Elders; the first paddle is taxing as they challenge themselves on the water and learn to work together.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

A possessed doll latches onto a little girl in Canada; extraterrestrial visitors stun a rugby team; siblings cross paths with a terrifying headless apparition.

Now only four, heavy rains threaten end the journey for more.

Tempers reach a boiling point when the newest member questions if they can continue the journey; the group is brought together by profound words from an Elder, strengthening their connection with each other and the land.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Mounting pressure causes tempers to flare, forcing Joseph to break away from the group; with a chance for the group to reflect, and with the introduction of a fun new game by two Elders, the adventurers find their way back together.

After days of losing weight and her body growing weak, Britt makes the emotional decision to leave camp and seek medical attention; she leaves the other adventurers behind, unsure if she will return to finish the journey.

For centuries, archaeologists have tried to unravel the mysteries of how and why certain incredible structures like the Great Pyramid at Giza, the staircase at Loretto Chapel, and Coral Castle were built.

Thrilled with a much-needed gift and lesson from local Elders, the group prepares and enjoys a meal of wild squirrel before catastrophe hits the camp.

Everyone is left shocked after an adventurer calls it quits and leaves the journey for good; the remaining five are torn apart, as some look to potentially branch off on their own.

Probing the Windsor Hum and Old Faithful; visiting a Venezuelan lake where lightning rains down 300 nights a year; sizing up the massive underground fire that's been burning in Centralia, Pa., since 1962.

Opulent remains in a still-active no man's land; two moldering bastions with a hopeful tale; a frozen shell built on a burning passion; a mountainside refuge that God allegedly revealed to the world.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

Guest comic Keegan-Michael Key.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

Guest comedian Rachel Bloom.

A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

A possessed doll latches onto a little girl in Canada; extraterrestrial visitors stun a rugby team; siblings cross paths with a terrifying headless apparition.

In the Australian rain forests of Lake Eacham, a scientist discovers a mysterious mouse-like creature that glows in the dark; strange cylindrical tubes are uncovered in the forests of India; hundreds of human bones are found in a Belizean cave.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

A tornado bears down on a man and his dog in a New Jersey basement; holding back wildfires with a new homeowner in Australia; a Colorado hailstorm; a Norwegian boxer punches his way through deadly ice.

Ancient practices such as prayer, blood sports, voodoo and exorcism are often thought to be relics of bygone superstition but there is evidence they have an impact on the physical world.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

Probing the Windsor Hum and Old Faithful; visiting a Venezuelan lake where lightning rains down 300 nights a year; sizing up the massive underground fire that's been burning in Centralia, Pa., since 1962.

The legendary metropolis of Xanadu and its fabled existence have mystified experts for centuries; archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.

On the flanks of a volcano, lava appears that astonishingly burns bright blue; a creepy orange entity pulses threateningly at the bottom of a partially frozen pond; a huge, sinister dark blob invades a popular beach.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

On Aug. 4, 2020, Hurricane Isaias slams into the North Carolina coast before tracking northward, spawning 37 tornadoes in eight states and causing catastrophic flooding in Pennsylvania.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

In the Arctic Circle eerie multi-colored lights move across the night sky, highway streetlights inexplicably start swaying wildly, threatening motorists and a perfectly circular beach and ocean appear in dense forest.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession, before crucial evidence unmasks a dangerous predator no one saw coming.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

A possessed doll latches onto a little girl in Canada; extraterrestrial visitors stun a rugby team; siblings cross paths with a terrifying headless apparition.

On Aug. 4, 2020, Hurricane Isaias slams into the North Carolina coast before tracking northward, spawning 37 tornadoes in eight states and causing catastrophic flooding in Pennsylvania.

Nestled within an affluent suburb of Detroit, Jane and Bob Bashara live a picture-perfect life with a strong community of friends and grown children; they seem like a happy couple, but they are living in a complicated web of shocking, dark secrets.

On the flanks of a volcano, lava appears that astonishingly burns bright blue; a creepy orange entity pulses threateningly at the bottom of a partially frozen pond; a huge, sinister dark blob invades a popular beach.

For centuries, archaeologists have tried to unravel the mysteries of how and why certain incredible structures like the Great Pyramid at Giza, the staircase at Loretto Chapel, and Coral Castle were built.

Over a hundred big concrete arrows scattered across the U.S.; a giant chalk figure with an oversized phallus on an English hillside; a mysterious hole in the middle of a lake in Southern California.

Probing the Windsor Hum and Old Faithful; visiting a Venezuelan lake where lightning rains down 300 nights a year; sizing up the massive underground fire that's been burning in Centralia, Pa., since 1962.

A CCTV camera in Grand French House captures what seems to be an explosive outburst of poltergeist activity; a truck driver films the peaks around him turning to dust and thundering towards him as he stops in a valley in Iran's Zagros Mountain range.

A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta. Puzzle over an ancient ruin in Corinth, Greece, and explore a mind-blowing old structure on a Maltese island.

A couple need help preparing a nursery and a bathroom.

Chris starts his season with a massive catch of Tullibee, only to see his happiness cut short; Justin and Mike start in Hecla and hit the motherlode; a critical fish market closes; Richard's close call on the ice.

Mike gives a historic home a fresh look; he rebuilds a second-story deck that came crashing down causing serious injuries.

Frightening ice conditions and poor weather make the early season treacherous; Justin and Mike experience a violent ice-quake that leaves them rattled; Trevor contends with other fishermen setting their nets too close to his.

Dean cobbles together a fix for a pair of '90s football boots adored by a late doting dad; Julie and Amanda try to put a spring back in the step of a treasured toy; Steves restores an oil lamp.

It's January, and the Ice Vikings confront blizzards and bone-crushing cold on a lake that refuses to freeze solid; Trevor is having a terrible season, and he joins Chris at their basecamp near the Narrows, which leads to tension.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

A giant crack in the ice continues to be an obstacle for all crews as they try to set nets in deeper water; Mike and Justin are caught flat-footed when the crack shifts and sends a violent ice quake to shake their location.

A fun-loving 59-year-old man is found shot to death in his home and his beloved jewelry collection has been stolen, leading detectives to a long list of suspects and a killer harboring a dark secret.

It's officially the third-highest snowfall in Manitoba in the last century; commercial fishers are plagued by deep drifts and hidden pockets of slush that can stop them in their tracks; Chris finds out the hard way that traveling alone is a bad idea.

Discover why the perfect life of Scott Rogers, a charismatic pastor in Baton Rouge, Louisiana, was just smoke and mirrors. Untangle a web of lies, deceptions, and heinous crimes that left two people dead and tore his family and community apart.

Deep in the mountain valley before a devastating storm breaks, the group reflects on the profound changes the journey has brought them; the crew is united by another teaching that ties into the last one when they learn to make drums.

Mike Holmes and team assist in building a cozy and comfortable basement.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

Frank Hathaway finds an unlikely partner in Lu Shakespeare when the pair are thrown together.

Peek at landmarks in places where they shouldn't be. Wing your way over an imperial pyramid in the Netherlands, a massive metal sphere in remote Russia, a lion shape carved into an English hillside, and a bare swath cut through an Austrian forest.

Frank and Lu encounter hapless assistants and spirited geriatrics when investigating the death of a care home worker.

On the flanks of a volcano, lava appears that astonishingly burns bright blue; a creepy orange entity pulses threateningly at the bottom of a partially frozen pond; a huge, sinister dark blob invades a popular beach.

Heavy snow creates a treacherous situation for trekkers in the Himalayan mountains, when an earthquake-triggered avalanche sweeps into a busy base camp; in Australia, category three Cyclone Damien makes landfall and leaves a trail of destruction.

A Turkish drought reveals a long-lost ancient Basilica and its secrets; a church spire punches through the surface of a toxic sludge in Romania; the hull of a massive ship in the North Sea answers decades old questions.

The coastal metropolis of Miami faces a triple threat of crumbling limestone bedrock, ferocious superstorms and relentless rising oceans.

Off the coast of Tanzania, a puzzling site containing massive stone blocks is revealed on Kilwa Island; the discovery of giant animal bones baffle researchers in Australia; hundreds of human bones are uncovered in a Guatemalan rain forest.

A house with a big kitchen addition gets an inspection.

Severe flooding forces families across Europe onto their rooftops; a Nepali avalanche; deadly wildfires in the Sierra Nevada; an eastern U.S. whiteout that strands motorists for 24 hours in their cars.

Squaring off on national parks, Downton Abbey, musical theatre and human anatomy.

A Turkish drought reveals a long-lost ancient Basilica and its secrets; a church spire punches through the surface of a toxic sludge in Romania; the hull of a massive ship in the North Sea answers decades old questions.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

Taking on cricket trivia, Brad Pitt's filmography and a pop song speed challenge.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Dean cobbles together a fix for a pair of '90s football boots adored by a late doting dad; Julie and Amanda try to put a spring back in the step of a treasured toy; Steves restores an oil lamp.

The true purpose of a 3,500-year-old ornamented box; examining if a gun powered by steam can revolutionise warfare; figuring out if a carved stone monument is the throne of the famous Aztec ruler.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

A CCTV camera in Grand French House captures what seems to be an explosive outburst of poltergeist activity; a truck driver films the peaks around him turning to dust and thundering towards him as he stops in a valley in Iran's Zagros Mountain range.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

On Aug. 4, 2020, Hurricane Isaias slams into the North Carolina coast before tracking northward, spawning 37 tornadoes in eight states and causing catastrophic flooding in Pennsylvania.

Frank Hathaway finds an unlikely partner in Lu Shakespeare when the pair are thrown together.

A Turkish drought reveals a long-lost ancient Basilica and its secrets; a church spire punches through the surface of a toxic sludge in Romania; the hull of a massive ship in the North Sea answers decades old questions.

Frank and Lu encounter hapless assistants and spirited geriatrics when investigating the death of a care home worker.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

Heavy snow creates a treacherous situation for trekkers in the Himalayan mountains, when an earthquake-triggered avalanche sweeps into a busy base camp; in Australia, category three Cyclone Damien makes landfall and leaves a trail of destruction.

The true purpose of a 3,500-year-old ornamented box; examining if a gun powered by steam can revolutionise warfare; figuring out if a carved stone monument is the throne of the famous Aztec ruler.

Dean cobbles together a fix for a pair of '90s football boots adored by a late doting dad; Julie and Amanda try to put a spring back in the step of a treasured toy; Steves restores an oil lamp.

A unique tour of Berlin hunts for little-known stories hidden in the city's famous landmarks, obscure sites, and even in the food.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

Discovering how the key to Paris's revolutionary past is hidden in cobblestones and street design; skipping the Eiffel tower to climb the ugliest skyscraper in Europe instead.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

Discovering where to get a Michelin star meal for less than three dollars and learning the amazing history of Hawker Food; touring Singapore with "Toilet Man" to find out how beautiful gardens and obsessively clean toilets made the city rich.

Several mysterious objects spotted over Miami.

Strange objects caught on a drone cam over Wisconsin; a strange sound recorded in a North Carolina backyard; several airplanes appearing to defy the laws of physics.

Preserved in the ice of Mexico's highest peak, a group of climbers stumble upon the bizarre, mummified remains of a man in a pinstripe business suit; experts uncover possible drug cartel connections and a plane crash shrouded in secrecy.

A shadow figure latches onto a first responder in Tennessee; a ghostly chef cooks up trouble at a Connecticut restaurant.

A salvage team discovers the mysterious remains of an enormous shipwreck near Cambridge Bay in the icy waters of the Canadian Arctic; experts investigate and uncover a cutting-edge vessel with links to one of the greatest polar explorers in history.

Strange aquatic mammals populating a river in Columbia; A ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; A Boeing 727 jetliner hidden in a pine forest; A giant, unusual pattern is discovered in the Nevada desert.

A CCTV camera in Grand French House captures what seems to be an explosive outburst of poltergeist activity; a truck driver films the peaks around him turning to dust and thundering towards him as he stops in a valley in Iran's Zagros Mountain range.

A school in the Philippines houses spirits from an adjacent cemetery; shadow figures and phantom flames lurk within an abandoned brick factory in Italy; a group of friends witness a massive UFO taking off in Argentina.

Reveal the truth behind the planet's oldest legends. Tour an island covered in polar bears, see bizarre twin craters in Greece, peek at a supervolcano hidden under Yellowstone Park, and examine an ocean formation that's eerily similar to Atlantis.

Squaring off on national parks, Downton Abbey, musical theatre and human anatomy.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Special guests Penn & Teller.

Guest comic Jack Osbourne.

The legendary metropolis of Xanadu and its fabled existence have mystified experts for centuries; archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.

In the summer of 1952, stories of U.S. Air Force jets chasing UFOs over the White House knock the Korean War off the front pages of newspapers; as rumors spread, President Harry S. Truman demands to know what was flying over his house.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

When an athletic and popular college student is violently murdered in her apartment, police track down several surprising suspects, including one with a disturbing obsession, before crucial evidence unmasks a dangerous predator no one saw coming.

On the volcanic island of Kolombagara, explorers uncover a mysterious man-made cave in the dense jungle; a researcher finds two unknown animal skulls in Vietnam; human remains are discovered in a narrow chamber of a South African cave system.

A shadow figure latches onto a first responder in Tennessee; a ghostly chef cooks up trouble at a Connecticut restaurant.

Vacationers end up trapped in a pool surrounded by fire; a Czech man faces a rare F4 tornado; an animal rescuer works in the aftermath of Hurricane Florence; a kayaker paddles through a pacific storm.

A school in the Philippines houses spirits from an adjacent cemetery; shadow figures and phantom flames lurk within an abandoned brick factory in Italy; a group of friends witness a massive UFO taking off in Argentina.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

Several mysterious objects spotted over Miami.

Strange objects caught on a drone cam over Wisconsin; a strange sound recorded in a North Carolina backyard; several airplanes appearing to defy the laws of physics.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta. Puzzle over an ancient ruin in Corinth, Greece, and explore a mind-blowing old structure on a Maltese island.

In the Arctic Circle eerie multi-colored lights move across the night sky, highway streetlights inexplicably start swaying wildly, threatening motorists and a perfectly circular beach and ocean appear in dense forest.

Millions of people around the world claim to have had an encounter with a creature unlike any recognized by mainstream science such as the Mothman, Chupacabra, and Mongolian Death Worm.

Revisit a derelict stadium in Lithuania that hosted an odd Cold War matchup and see an industrial relic that became a UK battleground; explore a Memphis skyscraper that hoped to be a city within a city.

Ancient practices such as prayer, blood sports, voodoo and exorcism are often thought to be relics of bygone superstition but there is evidence they have an impact on the physical world.

Come across a set of disturbingly familiar stone monoliths in Colombia, then explore a lost city in the Sierra Nevada de Santa Marta. Puzzle over an ancient ruin in Corinth, Greece, and explore a mind-blowing old structure on a Maltese island.

On the flanks of a volcano, lava appears that astonishingly burns bright blue; a creepy orange entity pulses threateningly at the bottom of a partially frozen pond; a huge, sinister dark blob invades a popular beach.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

A shadow figure latches onto a first responder in Tennessee; a ghostly chef cooks up trouble at a Connecticut restaurant.

Actor Peter Stormare and historian Elroy Balgaard investigate the man accused of forging evidence of Vikings in America, testing a crucial piece of evidence with DNA analysis: an ancient skull that may have alien origins.

Millions of people around the world claim to have had an encounter with a creature unlike any recognized by mainstream science such as the Mothman, Chupacabra, and Mongolian Death Worm.

Nubian pyramids reveal the rise of female power in Ancient Kush; a shocking satellite image uncovers secrets of an ancient ancestral Puebloan site in New Mexico.

Ancient practices such as prayer, blood sports, voodoo and exorcism are often thought to be relics of bygone superstition but there is evidence they have an impact on the physical world.

A CCTV camera in Grand French House captures what seems to be an explosive outburst of poltergeist activity; a truck driver films the peaks around him turning to dust and thundering towards him as he stops in a valley in Iran's Zagros Mountain range.

A school in the Philippines houses spirits from an adjacent cemetery; shadow figures and phantom flames lurk within an abandoned brick factory in Italy; a group of friends witness a massive UFO taking off in Argentina.

Revisit a derelict stadium in Lithuania that hosted an odd Cold War matchup and see an industrial relic that became a UK battleground; explore a Memphis skyscraper that hoped to be a city within a city.

Several mysterious objects spotted over Miami.

Strange objects caught on a drone cam over Wisconsin; a strange sound recorded in a North Carolina backyard; several airplanes appearing to defy the laws of physics.

Strange cloud rings filmed in the sky over Siberia may be linked to unexplained circles on the ice of a nearby lake; a lighthouse wobbles as it's battered by a storm; spiders travel hundreds of miles through the air.

Millions of people around the world claim to have had an encounter with a creature unlike any recognized by mainstream science such as the Mothman, Chupacabra, and Mongolian Death Worm.

A cigar-shaped hole in the clouds in Michigan; how to explain ghostly ice apples that appear on a tree after a ferocious winter storm; a strange jelly that falls from the sky into a garden in West Virginia.

Ancient practices such as prayer, blood sports, voodoo and exorcism are often thought to be relics of bygone superstition but there is evidence they have an impact on the physical world.

A bizarre eruption of bubbles spotted on a giant lake; experts try to explain a forest of crooked trees; geometric shapes beneath the ocean that could signal an animal invasion.

Frank Hathaway finds an unlikely partner in Lu Shakespeare when the pair are thrown together.

Investigating the cause of the mysterious pink glow lighting up the nighttime sky; asking if a bizarre underwater entity spells danger for divers; examining how trees can go wandering across the land.

Frank and Lu encounter hapless assistants and spirited geriatrics when investigating the death of a care home worker.

An arid desert is engulfed with swirling waters and powerful vortices; a bizarre purple blob appears over a paradise island.

A flying object caught on U.S. government cameras; a strange sound traveling through 5,000 miles of ocean; the sighting of an apparent ghost ship floating in Lake Superior.

Examining whether centuries-old photos are proof that reincarnation is actually occurring; whether nuclear waste off the coast of Russia could be creating an army of mutant fish; secret government space weapons.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

A strange footprint and a foul smell; a mysterious cluster of mounds on the moon; a whisper heard in the desert that resembles an ancient pharaoh's curse.

A strange figure caught on a security cam; a statue that appears to be crying real tears; a smartphone app said to allow people to control reality.

A plane discovers a line of mysterious pits in the Arctic Circle; investigations reveal they were created by one the most remarkable tribes in Europe as they fight for survival; river in Spain has been turning red.

Stephen Fry mulls over medical matters with Lucy Porter, Ross Noble, Matt Lucas and Alan Davies.

Stephen Fry marshals miscellaneous military matters with Sheila Hancock, Jimmy Carr, Jeremy Clarkson and Alan Davies.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

Stephen Fry meanders about some places which start with an "M," with Sue Perkins, Sami Shah, David Mitchell, and Alan Davies.

Stephen Fry mulls over miscellaneous M-themed matters with Cariad Lloyd and Rhod Gilbert.

On Aug. 4, 2020, Hurricane Isaias slams into the North Carolina coast before tracking northward, spawning 37 tornadoes in eight states and causing catastrophic flooding in Pennsylvania.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

Scientists, historians and archeologists attempt to unravel mysteries of history.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

Strange aquatic mammals populating a river in Columbia; A ship marooned in a sea of sand along Namibia's notorious Skeleton Coast; A Boeing 727 jetliner hidden in a pine forest; A giant, unusual pattern is discovered in the Nevada desert.

On Aug. 4, 2020, Hurricane Isaias slams into the North Carolina coast before tracking northward, spawning 37 tornadoes in eight states and causing catastrophic flooding in Pennsylvania.

An enormous fiery vortex in Redding, California, the island nation of Malta loses a natural treasure, a mysterious radioactive hotspot is discovered near Chernobyl, and an unknown force lays waste to a mountain forest in Italian Alps.

Opulent remains in a still-active no man's land; two moldering bastions with a hopeful tale; a frozen shell built on a burning passion; a mountainside refuge that God allegedly revealed to the world.

Frank Hathaway finds an unlikely partner in Lu Shakespeare when the pair are thrown together.

Hunt for the root cause of atomic accidents. Examine the Windscale fire, which led to safer reactor designs; learn why swift crisis management helped in the Three Mile Island incident; and see why improper waste disposal fuelled the Kyshtym disaster.

Frank and Lu encounter hapless assistants and spirited geriatrics when investigating the death of a care home worker.

The true purpose of a 3,500-year-old ornamented box; examining if a gun powered by steam can revolutionise warfare; figuring out if a carved stone monument is the throne of the famous Aztec ruler.

A flying object caught on U.S. government cameras; a strange sound traveling through 5,000 miles of ocean; the sighting of an apparent ghost ship floating in Lake Superior.

Examining whether centuries-old photos are proof that reincarnation is actually occurring; whether nuclear waste off the coast of Russia could be creating an army of mutant fish; secret government space weapons.

A top-secret military base hidden deep in the ice beyond the Arctic Circle is one of the Cold War's most elaborate cover-ups; recently declassified documents reveal its deadly purpose; the threat it might still pose to all humankind.

A strange footprint and a foul smell; a mysterious cluster of mounds on the moon; a whisper heard in the desert that resembles an ancient pharaoh's curse.

A strange figure caught on a security cam; a statue that appears to be crying real tears; a smartphone app said to allow people to control reality.

Experts uncover four global stories of extraordinary curiosities that were once concealed in the deserts of the planet.

Fiona Bruce and the team visit Ham House; Lee Young, an Asian art specialist, examines an 18th-century Chinese robe.

Revisit a derelict stadium in Lithuania that hosted an odd Cold War matchup and see an industrial relic that became a UK battleground; explore a Memphis skyscraper that hoped to be a city within a city.

A necklace made from large pieces of Baltic amber; a compass once owned by local man Edgar Evans, who was part of Scott's Antarctic expedition.

Flee to an aviator's secluded Wyoming retreat away from the limelight and feel the weight of history in a famous Southern barbershop. Pop into a Connecticut building founded on regional rivalry and scratch your head at the Coney Island of the South.

Alison and Mike, a cash-strapped young couple struggling to buy their first home, think their prayers are answered when a distant relative bequeaths them a large estate, but the old house is haunted by the ghosts of its former inhabitants.

Still recovering from her near-fatal accident, Alison finds herself hounded by the ghostly gaggle, who now realize that she can both see and hear them; Mike's attempts to turn the old house into a home leads to a DIY disaster.

New York City is under attack as Hurricanes Ida and Ian unleash their fury on innocent people; seeing how the latest science and technology can protect New York City's 8 million residents before everything gets swept away by ferocious superstorms.

On Pat's death day, he prepares for his family's annual pilgrimage to the site of his demise.

Fortune smiles on a cash-strapped Mike and Alison when a TV company comes calling looking for an old house in which to film their period drama; to get the money, Alison must ensure the shoot proceeds without a hitch.

The legendary metropolis of Xanadu and its fabled existence have mystified experts for centuries; archaeologists use cutting-edge aerial imaging to investigate new discoveries and reveal the truth behind this mythical lost city.

A flying object caught on U.S. government cameras; a strange sound traveling through 5,000 miles of ocean; the sighting of an apparent ghost ship floating in Lake Superior.

Examining whether centuries-old photos are proof that reincarnation is actually occurring; whether nuclear waste off the coast of Russia could be creating an army of mutant fish; secret government space weapons.

In Nebraska, a dam goes up against mother nature; tragedy in Germany, as an alpine ice rink roof collapses in seconds; a toxic wave washes through a community; one of the world's biggest bridges crashes to earth in Canada.

A strange footprint and a foul smell; a mysterious cluster of mounds on the moon; a whisper heard in the desert that resembles an ancient pharaoh's curse.

A strange figure caught on a security cam; a statue that appears to be crying real tears; a smartphone app said to allow people to control reality.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

Actor Peter Stormare and historian Elroy Balgaard investigate the man accused of forging evidence of Vikings in America, testing a crucial piece of evidence with DNA analysis: an ancient skull that may have alien origins.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Look over Seahenge, a Bronze Age timber circle exposed by England's rising seas. Assess an ancient Ukrainian canoe lifted by flood waters, human remains trapped in a Chinese mudslide, and a forgotten relic on the dried-out bottom of Lake Mead.

Squaring off on national parks, Downton Abbey, musical theatre and human anatomy.

Encounter kids' drawings on the walls in Pompeii that expose the city's violent gladiatorial past. Check out a mythical sculpture unearthed by an Indian tsunami, a 12-century temple in quake-prone Mexico, and a sunken ship in Utah's Great Salt Lake.

Taking on cricket trivia, Brad Pitt's filmography and a pop song speed challenge.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

Special guests Penn & Teller.

Guest comic Jack Osbourne.

Encounter kids' drawings on the walls in Pompeii that expose the city's violent gladiatorial past. Check out a mythical sculpture unearthed by an Indian tsunami, a 12-century temple in quake-prone Mexico, and a sunken ship in Utah's Great Salt Lake.

Guest comic Keegan-Michael Key.

Guest comedian Rachel Bloom.

Examine how seismic activity exposed WW II vessels near Iwo Jima; unravel clues to Maya political intrigue in Guatemala; see why footprints found post-storm are changing English migration history; visit a Neolithic wall on an eroding Scottish coast.

Taking on cricket trivia, Brad Pitt's filmography and a pop song speed challenge.

In the Philippines, the Taal volcano violently erupts; a snowboarder in Utah rescues himself from a snowy mountain; in the Grand Canyon, mud and rocks barrel down on a group of tourists.

Squaring off on national parks, Downton Abbey, musical theatre and human anatomy.

Scientists, historians and archeologists attempt to unravel mysteries of history.

Frank Hathaway finds an unlikely partner in Lu Shakespeare when the pair are thrown together.

Chase down a weasel and her tiny kittens who have gone AWOL at the rehab. Hold your breath as Dr. Mikaela performs a rare medical procedure on a raccoon's injured tail, then meet Hope's new otter friend and the tiniest beaver the team has ever seen.

Frank and Lu encounter hapless assistants and spirited geriatrics when investigating the death of a care home worker.

The true purpose of a 3,500-year-old ornamented box; examining if a gun powered by steam can revolutionise warfare; figuring out if a carved stone monument is the throne of the famous Aztec ruler.

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

Opulent remains in a still-active no man's land; two moldering bastions with a hopeful tale; a frozen shell built on a burning passion; a mountainside refuge that God allegedly revealed to the world.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Check in with the Holmes team as they make upgrades to Linda and Stuart's home that will help Linda get back to life after a surprise leg amputation. Feel the relief as they create wheelchair-accessible spaces and remove barriers to her independence.

It's Cake Week, and the bakers are challenged to produce a layer cake, a chocolate cake and a sponge showstopper that features a menagerie of animals.

Explore evidence that ties a meteor strike to a Biblical tale. Delve into a treasure-filled tunnel revealed by a sinkhole in Mexico, a medieval cave shrine exposed during a UK landslide, and famine warnings brought to light by a severe drought.

It's Biscuit Week and the bakers make a marshmallow-based signature challenge, a custard classic in the technical; in an illusion-themed showstopper, the bakers make their favorite meal out of biscuits.

Trace the chain of events that led to a deadly explosion on the Deepwater Horizon rig and unleashed the largest marine oil spill in history; see the failed part that caused the NASA Challenger Space Shuttle to explode seconds after liftoff.

At the onset of winter, Alaskans combat threats; a storm batters Kavik as Sue fortifies camp; Ricko searches for elusive wildlife; the Hailstones ice fish; Johnny secures food in the Brooks Range.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

A notorious tragedy leads to one of the darkest chapters in early American history; in 1692, fear rips through the small town of Salem, Massachusetts; accusations fly and many people are put to death.

It's Cake Week, and the bakers are challenged to produce a layer cake, a chocolate cake and a sponge showstopper that features a menagerie of animals.

Guest comedian Rachel Bloom.

Sign off.

A notorious tragedy leads to one of the darkest chapters in early American history; in 1692, fear rips through the small town of Salem, Massachusetts; accusations fly and many people are put to death.

Contestants compete across the series, scoring points by answering questions correctly; they must avoid the impossible answers, otherwise they will be eliminated until the next day.

Taking on cricket trivia, Brad Pitt's filmography and a pop song speed challenge.

Stephen Fry masters mathematics with Sandi Toksvig, Aisling Bea, Susan Calman and Alan Davies.

Stephen Fry makes merry with marriage and mating with guests Jo Brand, Greg Davies, Bill Bailey, and Alan Davies.

Stephen Fry muddles through the middle show with Aisling Bea, Danny Bhoy, Jimmy Carr and Alan Davies.

Stephen Fry conjures up some seasonal merriment with Jenny Eclair, Johnny Vegas, Bill Bailey and Alan Davies.

Squaring off on national parks, Downton Abbey, musical theatre and human anatomy.

Taking on cricket trivia, Brad Pitt's filmography and a pop song speed challenge.

Hawaii's Kilauea volcano violently erupts; Good Samaritans in Texas rescue care home residents trapped in Hurricane Harvey's deadly flood waters; in England a paddle boarder battles high winds and treacherous tides.

As climate change has accelerated, weather has mutated and become more dangerous and unpredictable.

A long-forgotten network of Native American earthworks, a baffling battlefield mystery in Belgium, a mysterious blood red lake on a remote Greek island, and an eerie pink glow emulating form the middle of the Pacific Ocean.

Contractor extraordinaire Mike Holmes has helped hundreds of people get the home or renovation they deserve, but now the homeowner who needs a hand is his son Mike Jr (MJ). "Holmes & Holmes" documents their working and personal relationship as they tackle the renovation of MJ's 750-square-foot bungalow so he and girlfriend Lisa can have a place of their own to start a family. Of course, no sooner is MJ's modest fix-up turned upside down by Mike's ambitious plans to gut the house and add a second story. Each hourlong episode focuses on one stage of the construction process and showcases the latest construction materials and build techniques.

An underwater discovery from a violent past; strange open ocean spirals off the coast of Australia; a mysterious concrete ghost island; never-seen-before tracks discovered along the seabed.

Personal stories of those caught up in sometimes deadly natural catastrophes, accompanied by camera footage showing meteorological phenomena, including hurricanes, earthquakes, monsoons and more.

A contractor walks off the job while adding a covered front porch and entranceway to Yvonne and Tadashi's home.

Following marine salvage teams as they race against the clock to recover ships wrecked by fierce storms that rage across the globe.

Mike Holmes can fix just about everything. His motto reads: "If you're going to do something, do it right the first time." And that definitely applies to his home renovation work, which is featured in this series as he and his crew rescue homeowners victimized by shoddy contractors. Holmes is a warmhearted, straight-shooting regular guy who tells it like it is, especially when it comes to messy builders and the sloppy, lazy jobs they leave behind.

A compilation of games, moments, and outtakes of never-before-seen footage.

Mike Holmes can fix just about everything. His motto reads: "If you're going to do something, do it right the first time." And that definitely applies to his home renovation work, which is featured in this series as he and his crew rescue homeowners victimized by shoddy contractors. Holmes is a warmhearted, straight-shooting regular guy who tells it like it is, especially when it comes to messy builders and the sloppy, lazy jobs they leave behind.

Mike Holmes can fix just about everything. His motto reads: "If you're going to do something, do it right the first time." And that definitely applies to his home renovation work, which is featured in this series as he and his crew rescue homeowners victimized by shoddy contractors. Holmes is a warmhearted, straight-shooting regular guy who tells it like it is, especially when it comes to messy builders and the sloppy, lazy jobs they leave behind.

Paid programming.

Across North America and the rest of the world, hurricanes, storm surges, earthquakes and sea level rise threaten major cities and lead to natural catastrophes.

Will Kirk and Christina Trevanion take their mobile auction house on the road.

Pushing the boundaries of scientific innovation and engineering often results in mind-boggling building achievements. Unfortunately, progress can also produce leaning towers of terror. This series showcases the latter - engineering disasters, from the hilarious to the mind-boggling, from the deadly to the bank-busting. Episodes profile, investigate and analyze outrageous structural gaffes, then tell of genius resolutions to solve the issues. Blunders include an airport that is sinking into the sea, an upside-down bridge, and a waterfront building that creates a dangerous wind tunnel.

The team transforms a mother-of-pearl coin purse, a flamenco guitar and a 1950s London black cab taxi meter; the barn's first visitors meet with conservator Suzie Fletcher.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

Paranormal investigators capture a shadow figure in a haunted Nevada prison; a hidebehind in Oregon gives a girl and her grandma a serious fright; a tiny elfin creature makes a toddler uneasy in Argentina.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

A dark entity shows itself to investigators inside one of America's haunted homes; the ghost of a young girl materializes in an Illinois bar; a father and son in California film a UFO that appears to be alive.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

Guest comic Mircea Monroe.

Wayne Brady, Ryan Stiles Colin Mochrie and guest performer Greg Proops are joined by star guest Kat Graham to put their comedic skills to the test through a series of spontaneous improv games.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee and a violent serial attacker.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

The age old question of what happens after death and the clues to the answer may lie in unusual cases of near-death experience, reincarnation, and how memories can be passed from organ donors to transplant recipients.

Contractor Mike Holmes joins forces with his children, Michael and Sherry, to continue his legacy of making it right and helping homeowners in need.

Paranormal investigators capture a shadow figure in a haunted Nevada prison; a hidebehind in Oregon gives a girl and her grandma a serious fright; a tiny elfin creature makes a toddler uneasy in Argentina.

Hitting a pop-music high note, looking at ancient Rome and facing TV trivia heartbreak.

The age old question of what happens after death and the clues to the answer may lie in unusual cases of near-death experience, reincarnation, and how memories can be passed from organ donors to transplant recipients.

A dark entity shows itself to investigators inside one of America's haunted homes; the ghost of a young girl materializes in an Illinois bar; a father and son in California film a UFO that appears to be alive.

Detectives investigate a secret affair, a kidnapping plot and a racist gang when a young husband-to-be is found shot and stabbed.

The team transforms a mother-of-pearl coin purse, a flamenco guitar and a 1950s London black cab taxi meter; the barn's first visitors meet with conservator Suzie Fletcher.

A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee and a violent serial attacker.

Paranormal investigators capture a shadow figure in a haunted Nevada prison; a hidebehind in Oregon gives a girl and her grandma a serious fright; a tiny elfin creature makes a toddler uneasy in Argentina.

The age old question of what happens after death and the clues to the answer may lie in unusual cases of near-death experience, reincarnation, and how memories can be passed from organ donors to transplant recipients.

Fiona Bruce and the team travel to Portchester Castle in Hampshire on the south coast of England, where treasures include a set of RAF medals awarded for extreme bravery to an airman who served in Dunkirk and the Battle of Britain.

A visit to the Ulster Folk Museum near Belfast includes a look at stained glass, teacups from a luxury ocean liner and an unusual piece of medical history.

The team transforms a mother-of-pearl coin purse, a flamenco guitar and a 1950s London black cab taxi meter; the barn's first visitors meet with conservator Suzie Fletcher.

A restaurant is robbed and the night manager murdered, leading police to investigate suspicious co-workers, a disgruntled ex-employee and a violent serial attacker.

A homeowner finds something that could put the health of their small family at risk.

New York City is under attack as Hurricanes Ida and Ian unleash their fury on innocent people; seeing how the latest science and technology can protect New York City's 8 million residents before everything gets swept away by ferocious superstorms.

Fiona Bruce and the team travel to Portchester Castle in Hampshire on the south coast of England, where treasures include a set of RAF medals awarded for extreme bravery to an airman who served in Dunkirk and the Battle of Britain.

A visit to the Ulster Folk Museum near Belfast includes a look at stained glass, teacups from a luxury ocean liner and an unusual piece of medical history.

Stephen Fry messes with the mind, with Sarah Millican, Tommy Tiernan, Josh Widdicombe, and Alan Davies.

Stephen Fry makes a meal of some M-themed food topics with Cariad Lloyd, Dermot O'Leary, Phill Jupitus, and Alan Davies.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

A quiz which compensates for the level of difficulty by awarding points not just for correct answers but also for interesting answers, regardless of their relevance to the original question asked.

A special episode featuring a compilation of games, moments, and outtakes of never-before-seen footage.

A compilation of games, moments, and outtakes of never-before-seen footage.

Guest comic Mircea Monroe.

Wayne Brady, Ryan Stiles Colin Mochrie and guest performer Greg Proops are joined by star guest Kat Graham to put their comedic skills to the test through a series of spontaneous improv games.

Fiona Bruce and the team travel to Portchester Castle in Hampshire on the south coast of England, where treasures include a set of RAF medals awarded for extreme bravery to an airman who served in Dunkirk and the Battle of Britain.

A visit to the Ulster Folk Museum near Belfast includes a look at stained glass, teacups from a luxury ocean liner and an unusual piece of medical history.