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

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

A historic sea vessel rusts in the Delaware River; experts investigate and reveal a passenger liner and the architecture that doubled as a U.S. warship.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Sandi Toksvig looks into occupations and offices with Deirdre O'Kane, Richard Osman, David Mitchell and Alan Davies.

Sandi Toksvig ventures overseas to find out about Allotment Annies with Bill Bailey, Colin Lane, Desiree Burch and Alan Davies.

Pick through a dizzying array of questions and answers as Rick tries to separate the winners from the rest of the pack; cheer as one lucky contestant gets a chance to unleash a spectacular torrent of 10,000 one-pound coins.

Sandi Toksvig looks into occupations and offices with Deirdre O'Kane, Richard Osman, David Mitchell and Alan Davies.

Sandi Toksvig ventures overseas to find out about Allotment Annies with Bill Bailey, Colin Lane, Desiree Burch and Alan Davies.

Discover the devastation snow can bring as a hurricane blizzard hits the eastern coast of Canada in 2020. Then glimpse its icy beauty in mesmerizing brinicles and snow flowers, and learn how artificial glaciers can be used to alleviate drought.

Deal with heartbreaking cases, including a bald eagle that has mysteriously lost its ability to fly. Watch over a chilled fawn that won't eat, a hummingbird with dangerously sticky wings, and a snapping turtle that got caught in a city reservoir.

Exploring some of the most cavernous places on the planet, including an expansive Siberian crater with no explainable origin, Greenland's bizarre black holes, an ancient forbidden well in the Yemeni desert, and a voluminous void in Antarctica.

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

In the jungles of southern Mexico, a rancher discovers dozens of skulls and bones on a cave floor; strange grass-covered domes are investigated in the Philippines; archaeologists uncover carved stone figures on the Hawaiian island of Kauai.

Leaders and representatives of Aboriginal communities show Zac and Darin how indigenous cultures live to protect and preserve the land.

A Revolutionary leader visits Alabama's first capital and leaves it bankrupt; an Oregon fort refuses to engage an enemy submarine during World War II; a film studio in Jacksonville, Fla. caters to a new audience.

In teams of two, the contestants must mix and pair the perfect cocktail with a culinary dish assigned by renowned chef Edward Lee.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

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

In Orange NSW, first responders Chris and Mel have found all the cosmopolitan comforts of city living along with fresh air, big skies, open spaces and a sweet Edwardian fixer-upper called Bega.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Daylight returns to the Arctic, bringing new opportunities for residents.

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

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

On a September morning in 1994, students at a Zimbabwe school witness a silver craft land in a nearby field; numerous adults corroborate the UFO sighting, but the children are silenced; many maintain their account of the incident is true.

Unveil the legacy of a prehistoric Peruvian hunter and dig up what may be the ruins of a fabled Roman seaside city in Tunisia. Listen to a haunting sand-dune symphony in Mongolia, then catalogue a trove of human and animal bones in Saudi Arabia.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

Leaders and representatives of Aboriginal communities show Zac and Darin how indigenous cultures live to protect and preserve the land.

Share the terror as survivors relive the moment when these huge waves rushed in.

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

Daylight returns to the Arctic, bringing new opportunities for residents.

A deadly balloon bomb threatens the Manhattan Project during World War II; India is rocked by unexpected Himalayan floods outside monsoon season; a pandemic shuts down the world.

Jon and his brother Lee search a vast expanse of tundra - on the hunt for a herd of muskox; Kim and Pierre head deep into the bush in an all-out effort to expand their Yukon trapline; Becky heads into the wilderness.

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.

A turtle named Knuckles needs help with some shell issues and a pig named Missy has a bad case of the flu.

A pregnant dog named Bella needs an emergency C-section before she loses her pup; a giant Tegus lizard is uncharacteristically lethargic; Dr. Savannah joins Dayle at the annual Drayton Valley Rodeo where Dayle is the vet on call.

A defenestrated kitty needs a new home, a cat named Bella has mouth issues which may or may not be cancer, and Dr. Savannah takes a trip to the Siksika first nation to run a spay/neuter clinic to help control the pet population.

A perfect circle carved around an ancient peak; a scary phenomenon in the Pacific; strange shapes in a Middle Eastern desert; a formation below the ocean's surface.

A father and son see mysterious lights near their property and call the sheriff's office; Six police cars try to chase down the object; A large craft covers a French town in an odd material.

Local authorities receive more than 50 UFO reports in the Chicago area on Halloween night, many record video of the bizarre lights; Multiple sightings of a large flying craft in Pennsylvania.

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.

Paid programming.

Preparations for Hope's open house are derailed when a patient goes missing; the event may be too successful for its own good.

The inspector missed something important when inspecting the fireplaces.

The Dendera Temple is one of the best-preserved temples in all of Egypt; experts decipher its mystifying zodiac images and uncover the ceremonial events that took place at this sacred site, and stunning CGI rebuilds this grand complex in its prime.

The secrets of a dilapidated concrete wall wedged perilously into the Italian mountains; peek at five eerie circular structures on a Cuban island; explore a former American escape route from nuclear Armageddon; a submerged link to D-Day.

Visit Cambodia, where record droughts have left a trade hub exposed; examine a submerged funerary complex in Greece, ancient mammal footprints preserved by a Turkish volcanic eruption and North American fossils from the post-dinosaur era.

The Dendera Temple is one of the best-preserved temples in all of Egypt; experts decipher its mystifying zodiac images and uncover the ceremonial events that took place at this sacred site, and stunning CGI rebuilds this grand complex in its prime.

Connect the Great Pyramid to an archeological find near the Suez Canal, then unveil the secrets of colossal rock sculptures in Saudi Arabia. Gaze at a mystical geological formation deep in the Sahara and unmask a 37-million-year-old Egyptian enigma.

The secrets of a dilapidated concrete wall wedged perilously into the Italian mountains; peek at five eerie circular structures on a Cuban island; explore a former American escape route from nuclear Armageddon; a submerged link to D-Day.

A deadly volcano eruption causes catasphrophic destruction, and a tornado flips cars on a highway.

On Aug. 17, 2020, a series of lightning strikes ignite multiple fires around Napa Valley; fanned by intense winds, the fires rapidly intensify into the LNU Fire Complex.

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

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 deadly volcano eruption causes catasphrophic destruction, and a tornado flips cars on a highway.

On Aug. 17, 2020, a series of lightning strikes ignite multiple fires around Napa Valley; fanned by intense winds, the fires rapidly intensify into the LNU Fire Complex.

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

The secrets of a dilapidated concrete wall wedged perilously into the Italian mountains; peek at five eerie circular structures on a Cuban island; explore a former American escape route from nuclear Armageddon; a submerged link to D-Day.

The Dendera Temple is one of the best-preserved temples in all of Egypt; experts decipher its mystifying zodiac images and uncover the ceremonial events that took place at this sacred site, and stunning CGI rebuilds this grand complex in its prime.

Ten home potters from around the United Kingdom travel to Stoke-on-Trent, the home of British pottery, to take part in a competition to become top potter.

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; an unusual pattern is discovered in the Nevada desert.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

An unidentified metal object is found on Kiska Island; a centuries-old gold mining mystery is investigated; in Siberia, a network of ice tunnels is explored; fossils unearthed in the Canadian Arctic lead to the discovery of a new species.

Decoding the secrets of long-lost human settlements; scrutinizing a mysterious Norwegian mound, a prehistoric stone circle on the banks of the Tagus River, a lost city in the cradle of civilization and bizarre rock shapes.

The Holmes team surprises superfan Michael, who has autism, with news that he's part of the crew; his family gets a life-changing upgrade that will open up their tired bungalow and give them more room for living.

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 moose on the loose raises a ruckus; a permanent resident becomes a lovable nuisance.

Investigating a hidden reno that threatens a family's health and safety; Mike assesses Kris and Dave's basement playroom, where a closed-in cold cellar offers the perfect breeding ground for mould; the crew send this fungus packing.

The magnificent tomb of Alexander the Great mysteriously vanishes and becomes a legend; using CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like.

Scattered across the United States are abandoned structures, forgotten ruins of the past and monuments to a bygone era that reveal the secrets of a hidden America.

Sweep away the debris in a Bronze Age village preserved by fire; open ancient sarcophagi found amid the rubble of Notre Dame; discover a grave hidden in a Canadian farmer's arid field; get intel on ancient climate change in a California tar pit.

The magnificent tomb of Alexander the Great mysteriously vanishes and becomes a legend; using CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like.

Travel to Cairo to examine a stunning find under the Pyramid of Unas' watchful eye. Search for a 16th-century Portuguese shipwreck in the Namib Desert, unearth a WW II plane that crashed in the Sahara, and study a fossilized missing link in Taiwan.

Scattered across the United States are abandoned structures, forgotten ruins of the past and monuments to a bygone era that reveal the secrets of a hidden America.

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

Eshaan Akbar, Jo Brand and Jimmy Carr join Sandi and Alan for a festive special.

Aisling Bea, Urzila Carlson, and Romesh Ranganathan compete in this upside-down episode.

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

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

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.

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

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; see why improper waste disposal fuelled the Kyshtym disaster.

Scattered across the United States are abandoned structures, forgotten ruins of the past and monuments to a bygone era that reveal the secrets of a hidden America.

The magnificent tomb of Alexander the Great mysteriously vanishes and becomes a legend; using CGI, investigators piece together the evidence to reveal where his tomb lies and what it might look like.

Ten home potters from around the United Kingdom travel to Stoke-on-Trent, the home of British pottery, to take part in a competition to become top potter.

Zoom in on some otherworldly sights; spot a giant glacier on the Red Planet, let the milky seas off the coast of Java bathe your vision, ponder a huge hexagon floating above Saturn and take a spin around a doughnut-shaped lake in Saskatchewan.

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; an unusual pattern is discovered in the Nevada desert.

The small community of Montecito is hit by one disaster after another; eventually the land slides away from the hills and ten-ton boulders, 30 ft tall trees and millions of gallons of mud and water sweep down streets.

Zoom in on some otherworldly sights; spot a giant glacier on the Red Planet, let the milky seas off the coast of Java bathe your vision, ponder a huge hexagon floating above Saturn and take a spin around a doughnut-shaped lake in Saskatchewan.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

These are the witnesses that have been literally touched by the unknown; physical contact events that take the shape of nightmares, complete with alien examinations and inexplicable metal implants discovered inside human bodies.

The mercury drops, but things heat up for Hope; an elusive creature is caught on tape; an impaled gull inspires a dramatic rescue.

Tammy and Jason hire a contractor to build a cement staircase.

In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all - Atlantis.

Visiting a controversial natural oasis in upstate New York; spying on the classified remains of a cutting-edge government vehicle project in Colorado; exploring a doomed monument to hope in Memphis and a strange Pacific Northwest town with a secret.

Analyze fish remains found near an angry Sumatran volcano that could suggest a new human migration route. Visit a prehistoric village smoked out by a forest fire, a collapsed kingdom in Turkey, and evidence of early Olympic sacrificial rituals.

In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all - Atlantis.

Ancient human remains believed to belong to a great hunter are discovered in the Peruvian highlands. In Tunisia, the ruins of a legendary lost Roman city may have finally been found. Strange sounds emanating from sand dunes in the Mongolian desert are investigated. A huge collection of human and animal bones is discovered in a cave in Saudi Arabia.

Visiting a controversial natural oasis in upstate New York; spying on the classified remains of a cutting-edge government vehicle project in Colorado; exploring a doomed monument to hope in Memphis and a strange Pacific Northwest town with a secret.

The first new world colony at Roanoke vanishes; an icy quake rocks Canada, but it's no ordinary earthquake; five vanishing planes start the Bermuda Triangle legend.

Journey into the eye of some of the most destructive storms on record.

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.

The first new world colony at Roanoke vanishes; an icy quake rocks Canada, but it's no ordinary earthquake; five vanishing planes start the Bermuda Triangle legend.

Journey into the eye of some of the most destructive storms on record.

Eco-innovators introduce Zac and Darin to unique and cost-effective ways to address complex problems and help heal the environment.

Palmyra: pearl of the Syrian desert; experts return to the site and use CGI reconstruction to reveal the secrets of Palmyra's ancient engineers.

Visiting a controversial natural oasis in upstate New York; spying on the classified remains of a cutting-edge government vehicle project in Colorado; exploring a doomed monument to hope in Memphis and a strange Pacific Northwest town with a secret.

In 373 B.C., the Greek city of Helike vanished; archaeologists believe they've found the ruins of the great lost metropolis; using CGI, experts re-create the city's final moments and reveal its links to the greatest lost land of all - Atlantis.

Ten home potters from around the United Kingdom travel to Stoke-on-Trent, the home of British pottery, to take part in a competition to become top potter.

Desperate to harvest a musk ox, Becky, Dene and Thi head out in to the unforgiving barren lands of the Northwest Territories; Kim and Pierre try to outfox a wolf that threatens their new trap line; Bentley begins preparing a wolf hide for market.

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

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.

A pregnant dog named Bella needs an emergency C-section before she loses her pup; a giant Tegus lizard is uncharacteristically lethargic; Dr. Savannah joins Dayle at the annual Drayton Valley Rodeo where Dayle is the vet on call.

A defenestrated kitty needs a new home, a cat named Bella has mouth issues which may or may not be cancer, and Dr. Savannah takes a trip to the Siksika first nation to run a spay/neuter clinic to help control the pet population.

Explores strongholds abandoned by their architects; a lost city in the Amazon jungle; a desert fortress made by humanity's most notorious empire; explores a city of identical castles; examines a Greek isle's bloody history from the air.

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.

Paid programming.

A father and son see mysterious lights near their property and call the sheriff's office; Six police cars try to chase down the object; A large craft covers a French town in an odd material.

Hope revisits a completely rebuilt rehab and reveals new plans; Hope and Barry discover a problem plaguing massive marine mammals.

Olivia decides to turn her basement into a comfortable living space for her daughter and grandchildren.

The lost city of Olous: A great metropolis submerged in the Mediterranean; archaeologists uncover its secrets using pioneering technology and CGI reconstruction.

A Montana small town branded by an infamous jailbreak; how nature trumped greed during an Alaska treasure hunt; a cultural icon from the rough side of New Orleans; the Empire State of the South.

Dig into artifacts from a multicultural Jamaican port sunk by a devastating earthquake; get insights into everyday Meso-American life next to a Salvadoran volcano; peek at a Minoan landmark; inspect a treasure trove of English relics.

The lost city of Olous: A great metropolis submerged in the Mediterranean; archaeologists uncover its secrets using pioneering technology and CGI reconstruction.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

A Montana small town branded by an infamous jailbreak; how nature trumped greed during an Alaska treasure hunt; a cultural icon from the rough side of New Orleans; the Empire State of the South.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

An unidentified metal object is found on Kiska Island; a centuries-old gold mining mystery is investigated; in Siberia, a network of ice tunnels is explored; fossils unearthed in the Canadian Arctic lead to the discovery of a new species.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

Scattered around the world are long-forgotten engineering marvels, decaying cities and empty factories that once stood on the cutting edge of design and construction. Today they are discarded, dangerous, and some of them are even deadly. "Mysteries of the Abandoned" reveals why these engineering triumphs were built and how they were left to crumble. In each hourlong episode, stories tell of who originally designed the structure, its historical significance, and why it was ultimately no longer viable. California's Goat Canyon Trestle railway, Pennsylvania's Kinzua Viaduct steel bridge, the Grand Goulets Road in the French Alps, and Hashima Island, a once thriving and now deserted Japanese island, are among episode subjects.

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.

A Montana small town branded by an infamous jailbreak; how nature trumped greed during an Alaska treasure hunt; a cultural icon from the rough side of New Orleans; the Empire State of the South.

The lost city of Olous: A great metropolis submerged in the Mediterranean; archaeologists uncover its secrets using pioneering technology and CGI reconstruction.

The judges light a fire under the potters for Raku Week; the contestants create a set of hanging planters; a former contestant sets a challenge with a decorative flourish.

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

A cat named Louis requires major leg surgery, a Kunekune pig named Crumbfoot needs emergency X-rays, and Savannah heads out to conduct a wild horse study, looking at how horses treat their own parasites through a process known as Zoopharmacognosy.

A guinea pig named JT has a life-threatening tooth issue, a duck named Dick has a septic joint that needs cleaning, and Savannah and Dayle head to La Ronge, SK. to speak to a class of high schoolers and mentor the next generation of veterinarians.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

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

A father and son see mysterious lights near their property and call the sheriff's office; Six police cars try to chase down the object; A large craft covers a French town in an odd material.

Local authorities receive more than 50 UFO reports in the Chicago area on Halloween night, many record video of the bizarre lights; Multiple sightings of a large flying craft in Pennsylvania.

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.

Hope rallies the team to release a herd of white-tailed deer; winter brings a mysterious influx of snowy owls.

A contractor is hired to completely renovate a home.

Accidents plague the aviation industry and frighten the public.

A castle-like building in Washington State that fueled an American treasure hunt; the Southern US site of a murder that ushered in a new era; exploration of an unlikely beacon of progress in a rough Wyoming mining town.

Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.

Exploring an ancient Egyptian cemetery filled with everyday people and find links to historic weaponry in a horseshoe-shaped French monument; puzzle over a lost South Asian society, then see if human remains found in Wales hint at coastal rituals.

A castle-like building in Washington State that fueled an American treasure hunt; the Southern US site of a murder that ushered in a new era; exploration of an unlikely beacon of progress in a rough Wyoming mining town.

Graham's guests on the sofa are double Oscar winner Renée Zellweger, Leo Woodall, Sterling K Brown, Anthony Mackie and pop icon Cyndi Lauper; plus, music from Lola Young, performing "Messy.".

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Eshaan Akbar, Jo Brand and Jimmy Carr join Sandi and Alan for a festive special.

Aisling Bea, Urzila Carlson, and Romesh Ranganathan compete in this upside-down episode.

Graham's guests on the sofa are double Oscar winner Renée Zellweger, Leo Woodall, Sterling K Brown, Anthony Mackie and pop icon Cyndi Lauper; plus, music from Lola Young, performing "Messy.".

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Eshaan Akbar, Jo Brand and Jimmy Carr join Sandi and Alan for a festive special.

Aisling Bea, Urzila Carlson, and Romesh Ranganathan compete in this upside-down episode.

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 castle-like building in Washington State that fueled an American treasure hunt; the Southern US site of a murder that ushered in a new era; exploration of an unlikely beacon of progress in a rough Wyoming mining town.

Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

A cast-off kiddie pool in New Brunswick has the brothers sinking their teeth into a floating bedroom; fitted out with a domed mosquito net and a drill-powered propellor, this nocturnal vessel will either be functional or not.

Brothers Andrew and Kevin's are entering Quebec, the French-speaking birthplace of the culinary marvel known as "poutine.".

Examine strange relics forgotten by time; visit a perturbing circle of stone in the Golan Heights; a mountain of headless statues in Turkey; a castle left to crumble in the Saudi Arabian desert; a time-worn secret in the wilds of Peru.

The small community of Montecito is hit by one disaster after another; eventually the land slides away from the hills and ten-ton boulders, 30 ft tall trees and millions of gallons of mud and water sweep down streets.

An unidentified metal object is found on Kiska Island; a centuries-old gold mining mystery is investigated; in Siberia, a network of ice tunnels is explored; fossils unearthed in the Canadian Arctic lead to the discovery of a new species.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

Graham's guests on the sofa are double Oscar winner Renée Zellweger, Leo Woodall, Sterling K Brown, Anthony Mackie and pop icon Cyndi Lauper; plus, music from Lola Young, performing "Messy.".

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Sandi Toksvig is joined by Nabil Abdulrashid, Bill Bailey, Victoria Coren Mitchell and Alan Davies.

Gyles Brandreth, Judi Love and Kiri Pritchard-McLean.

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.

Ten home potters from around the United Kingdom travel to Stoke-on-Trent, the home of British pottery, to take part in a competition to become top potter.

Ten home potters from around the United Kingdom travel to Stoke-on-Trent, the home of British pottery, to take part in a competition to become top potter.

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.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Journey into the eye of some of the most destructive storms on record.

The first new world colony at Roanoke vanishes; an icy quake rocks Canada, but it's no ordinary earthquake; five vanishing planes start the Bermuda Triangle legend.

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

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Sandi Toksvig is joined by Nabil Abdulrashid, Bill Bailey, Victoria Coren Mitchell and Alan Davies.

Gyles Brandreth, Judi Love and Kiri Pritchard-McLean.

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.

Sandi Toksvig is joined by Nabil Abdulrashid, Bill Bailey, Victoria Coren Mitchell and Alan Davies.

Gyles Brandreth, Judi Love and Kiri Pritchard-McLean.

The small community of Montecito is hit by one disaster after another; eventually the land slides away from the hills and ten-ton boulders, 30 ft tall trees and millions of gallons of mud and water sweep down streets.

Cope with injuries caused by human neglect and malice, including a gull that ate a metal shard and animals shot by pellet guns. Celebrate the recovery of two foxes with avian flu and witness the joyous release of 12 robins and a snapping turtle.

Confront objects that make no sense; spot a spinning island in an Argentinian marsh, a colossal triangle stuck in the Arizona desert, mysterious multicoloured pools across northern Ethiopia and a huge human figure hidden in the Australian outback.

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.

Four US Air Force reservists are chased by strange lights while flying back to their base in Cleveland; Constable Alan Godfrey loses consciousness when he investigates a mysterious disruption in West Yorkshire.

Confronting an aggressive, barn-size UFO and a bizarre whistling flying saucer.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

Eco-innovators introduce Zac and Darin to unique and cost-effective ways to address complex problems and help heal the environment.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

The competition heats up as the mixologists craft cocktails with a spicy kick; award-winning bartender Tiffanie Barriere guest judges.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

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

Anthony Burke meets a former international model and his rock 'n' roll supergroup-connected partner as they try to turn a neglected country manor into a stylish home and function centre.

Caroline Aherne narrates as some of Britain's most opinionated viewers comment freely.

Alaskans face uncertainty in their quest to thrive in the warm season.

In Guatemala, archaeologists identify an ancient site containing a series of unknown structures; a lake full of jellyfish is studied on a remote South Pacific island; Argentinian researchers discover a complex that may have a dark past.

Investigate a Michigan air base where a UFO cover-up allegedly took place; wander through a wonderland built by a shady entrepreneur; explore a California civil rights mecca and a Croatian cliffside citadel that influenced the fate of a nation.

Experts and scientists expose dark secrets, forgotten treasures and lost relics from some of the coldest places on Earth.

Examine a tiny skeleton in Chile that set off a firestorm of alien speculation; explore a forgotten Silk Road settlement; uncover evidence of a mass sacrifice in northern Peru and visit a multi-faceted military site from the age of the pharaohs.

Sign off.

Investigate a Michigan air base where a UFO cover-up allegedly took place; wander through a wonderland built by a shady entrepreneur; explore a California civil rights mecca and a Croatian cliffside citadel that influenced the fate of a nation.

An unidentified metal object is found on Kiska Island; a centuries-old gold mining mystery is investigated; in Siberia, a network of ice tunnels is explored; fossils unearthed in the Canadian Arctic lead to the discovery of a new species.

Journey into the eye of some of the most destructive storms on record.

Watch sinister shapes hover over Chicago and Ruwa, Zimbabwe. Meet an Australian fighting for his life after taking a blast from a mysterious object, then hang back as a UFO appears to taunt a US military fighter jet over the Bermuda Triangle.

Alaskans face uncertainty in their quest to thrive in the warm season.

The first new world colony at Roanoke vanishes; an icy quake rocks Canada, but it's no ordinary earthquake; five vanishing planes start the Bermuda Triangle legend.

In search of a steady supply of dog food, Becky and family establish a Fish Camp on Great Slave Lake; Kim and Pierre work on a new shelter; Bentley and new comer Jon Grenier attempt to secure essential sources of meat before winter sets in.

An elderly dog named Layne needs tests to see if she's stable enough for surgery; a cow suffers from a prolapsed uterus; Lil shows up with a couple of creatures that need the team's help before they can be released back into the wild.

A cat named Lovebug requires emergency surgery after being shot in the leg; a Pomeranian named Cheeka has a bad cough; Savannah and Dayle take a trip to learn some horse-handling skills from a well-known Métis expert.

At the mouth of the Suez Canal, Lino Arosemena and his crew have a monster repair job of removing and refitting a 20-ton propeller.

Take a deep dive into watery enigmas; glide over a sunken Italian city; a unique underwater cemetery in the Florida Keys; a yellow brick road to nowhere in the depths of the North Pacific; puzzling rocky constructions off the coast of Australia.

On New Year's Eve, Texans report a series of flashing lights falling from the heavens; investigating an alien craft that allegedly cured a French doctor's injury without ever touching him.

The first sightings of the UFO flap in Piedmont, Mo. are reported; Over 500 reports are made in the following months; A family driving to Ontario encounters mysterious lights and a cigar-shaped craft.

An elderly dog named Layne needs tests to see if she's stable enough for surgery; a cow suffers from a prolapsed uterus; Lil shows up with a couple of creatures that need the team's help before they can be released back into the wild.

Paid programming.

Hope's first orphaned mammal arrives earlier than ever; a mysterious patient from last year returns.

Don bought a beautiful 120- year-old Victorian home and has decided to completely renovate the kitchen.

Unraveling the intricate details of high-profile accidents, from structural collapses to technological failures using cutting-edge 3D animation and CGI to get inside the disaster and identify what went wrong, how and when..

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; a leaning Carolina lighthouse becomes part of Civil War history.

Nearly a decade after the ancient site of Nimrud was destroyed by terrorists, experts return to salvage the wreckage; archaeologists piece together the remaining ruins to reveal the origins and brutal decline of a lost empire.