Scan the skeleton of a drowned Stone Age fisherman in Chile and rediscover a vanished golden age in Egypt's lost city of Aten; ancient Chinese mummies reignite a cultural debate; discover a massive biblical-era moat in Jerusalem.

In the rain forests of Belize, researchers find a bizarre skeleton deep underground in a mysterious cave; an ancient city is discovered on a remote plateau in Cambodia; a strange coin is unearthed on the Wessel Islands of Australia.

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.

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.

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.

Satellites capture a temple-like Nazi structure hidden deep in the forests of Poland, leading an expert to investigate and uncover a tale of terrifying rituals.

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.

Witness animal spectacles from high above the Earth; watch a whirling herd of northern nomads; see undersea behemoths show off in the Pacific shallows; track a U.S. porcine stampede; confront top ocean predators on the Florida coast.

Brooke demonstrates the ever-important job of vet techs as she helps a dog named Charlie who was injured in a dogfight; Dr. Savannah treats a dog who was kicked by a horse; Brooke and Savannah then head over to a spay and neuter clinic in Sturgeon Lake.

A farm dog named Wrangler was run over by a tractor; a foal named Missy ripped her eyelid on a barbed wire fence; Savannah heads to the Enoch Cree Nation to run an emergency Parvo clinic.

In the rain forests of Belize, researchers find a bizarre skeleton deep underground in a mysterious cave; an ancient city is discovered on a remote plateau in Cambodia; a strange coin is unearthed on the Wessel Islands of Australia.

Witness animal spectacles from high above the Earth; watch a whirling herd of northern nomads; see undersea behemoths show off in the Pacific shallows; track a U.S. porcine stampede; confront top ocean predators on the Florida coast.

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.

The origins of a colossal image of a man carved into the red sands of Central Australia; mysterious mummies and peculiar whale bones resting in two different parts of Chile's Atacama Desert; a lost Egyptian tomb.

Discover 10 preserved Byzantine-era crocodiles on the banks of the Nile; untangle the puzzle of the Namib Desert's grass circles; locate the remnants of a lost foreign-ruled city in Egypt and solve the riddle of Peru's Band of Holes.

Investigating an odd phenomenon that makes rocks slide across Death Valley; learning how pieces of jade rewrite Chinese history; examining animal bones that could show an earlier human arrival in the Americas; visiting Earth's oldest stone circle.

In the rain forests of Belize, researchers find a bizarre skeleton deep underground in a mysterious cave; an ancient city is discovered on a remote plateau in Cambodia; a strange coin is unearthed on the Wessel Islands of Australia.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

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 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.

Mountain climbers in California find the body of a U.S. Army soldier; strange bundles of canvas and wood are discovered on an Alaskan mountain; volcanic glass is found in an unexpected place; a vital World War II weather station is uncovered.

Navigating an Arizona border town where soldiers fought between two worlds; seeing a revolutionary mountain hideaway in New York; touring an American icon's dilapidated birthplace; viewing an Alaskan monument to natural-resource exploitation.

Joining Graham on his sofa are Robert De Niro, Mikey Madison, Alan Carr and Holly Willoughby; Brandi Carlile joins Elton John for a special performance in the studio.

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

Sandi Toksvig puts the UK-US special relationship under the microscope with Kemah Bob, Alex Edelman, David Mitchell, and Alan Davies.

Jordan Gray, Jason Manford, Sara Pascoe and Alan Davies to find the links between ugly feet, empty crisp packets, a Vermeer masterpiece and Countess Mountbatten's lingerie.

Joining Graham on his sofa are Robert De Niro, Mikey Madison, Alan Carr and Holly Willoughby; Brandi Carlile joins Elton John for a special performance in the studio.

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

Though a misfit among his brainy family members, Massachusetts bouncer Doug Glatt has a knockout punch that lands him a spot on a minor-league Canadian hockey team.

Sandi Toksvig puts the UK-US special relationship under the microscope with Kemah Bob, Alex Edelman, David Mitchell, and Alan Davies.

Jordan Gray, Jason Manford, Sara Pascoe and Alan Davies to find the links between ugly feet, empty crisp packets, a Vermeer masterpiece and Countess Mountbatten's lingerie.

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.

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.

Exploring video evidence and testimony of the existence and nature of UFOs.

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.

The latest stop for brothers Andrew and Kevin on their cross-Canada journey is the nation's capital itself, Ottawa.

Having entered the picturesque backroads of Ontario, they are all in need of a little push to keep them going; the pair are giving their road house a new paint job while also upgrading it with a (motor)home theater.

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

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

Counting down to the annual deer release, which could get shut down if a government inspection doesn't go according to plan; the staff scramble to help a hawk with a broken beak and vaccinate the raccoon unit against a potentially deadly virus.

Thirty-two-year-old Sonny Koufax (Adam Sandler) has spent his whole life avoiding responsibility. But when his girlfriend dumps him for an older man, he's got to find a way to prove he's ready to grow up. In a desperate last-ditch effort, Sonny adopts 5-year-old Julian (Dylan Sprouse), (Cole Sprouse) to impress her. She's not impressed ... and he can't return the kid. Uh-oh for Sonny!

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

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

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

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

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

Rick reveals the right, wrong, and totally impossible answers to the contestants; discovering if any of these bright competitors have what it takes to weed out the wrong info and take a crack at the 10,000-pound jackpot.

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

Though a misfit among his brainy family members, Massachusetts bouncer Doug Glatt has a knockout punch that lands him a spot on a minor-league Canadian hockey team.

Thirty-two-year-old Sonny Koufax (Adam Sandler) has spent his whole life avoiding responsibility. But when his girlfriend dumps him for an older man, he's got to find a way to prove he's ready to grow up. In a desperate last-ditch effort, Sonny adopts 5-year-old Julian (Dylan Sprouse), (Cole Sprouse) to impress her. She's not impressed ... and he can't return the kid. Uh-oh for Sonny!

A trio of elite private investigators armed with the latest in high-tech tools, high-performance vehicles, martial arts techniques and an array of disguises unleash their state-of-the-art skills on land, sea and air to track down a kidnapped billionaire-to-be and keep his top-secret voice-identification software out of lethal hands. They're beautiful, they're brilliant, and they work for Charlie. In "Charlie's Angels," a sexy, high-octane update of the original '70s action-comedy TV series.

Rick reveals the right, wrong, and totally impossible answers to the contestants; discovering if any of these bright competitors have what it takes to weed out the wrong info and take a crack at the 10,000-pound jackpot.

Sandi Toksvig dusts off her tinfoil hat for a look at ufology with Cally Beaton, Nish Kumar, Tom Ward, and Alan Davies.

Sandi and Alan look at some 'U' animals with Rhod Gilbert, Lara Ricote and Ahir Shah.

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

Hurricane Dorian stalls over the Bahamas in 2019 with nearly 300-kilometre-per-hour winds; discovering how hurricanes and typhoons can turn into life-saving drought busters and how technology could eventually tame them.

Thirty-two-year-old Sonny Koufax (Adam Sandler) has spent his whole life avoiding responsibility. But when his girlfriend dumps him for an older man, he's got to find a way to prove he's ready to grow up. In a desperate last-ditch effort, Sonny adopts 5-year-old Julian (Dylan Sprouse), (Cole Sprouse) to impress her. She's not impressed ... and he can't return the kid. Uh-oh for Sonny!

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.

Soldiers encounter a luminous triangular-shaped craft in an English field; witnesses report a metallic object hovering over water.

A silent, orange football-shaped object is spotted over Loring Air Force Base in Maine; a Swedish farmer witnesses a crash into a lake.

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

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

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

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.

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.

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 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.

Dealing with toxic fallout after a hot real estate market forces Jason and Alisha to buy a house without getting a home inspection; the Holmes team transforms a moldy, radon-filled eyesore into a cozy, healthy place to raise a family.

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

In the rain forests of Belize, researchers find a bizarre skeleton deep underground in a mysterious cave; an ancient city is discovered on a remote plateau in Cambodia; a strange coin is unearthed on the Wessel Islands of Australia.

Unearth a wartime nerve centre in Dover that made the UK proud, then visit a mansion caught in the crosshairs of the Civil War. Dig up an Estonian ruin's connection to Catherine the Great and explore the arena where Joe Louis boxed his way to fame.

Seeing the home of a hush-hush Alabama fraternal organization that changed America and a testament to Allied heroism in North America; looking around a once lavish Beirut complex scarred by tragedy; visiting an elite leadership centre in Greece.

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.

Unearth a wartime nerve centre in Dover that made the UK proud, then visit a mansion caught in the crosshairs of the Civil War. Dig up an Estonian ruin's connection to Catherine the Great and explore the arena where Joe Louis boxed his way to fame.

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

In 2154, the wealthy live in comfort and luxury aboard a space station, while the poor have a hardscrabble existence on the overpopulated and ruined Earth.

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.

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

Becky struggles to secure a steady supply of winter water; Kim and Pierre turn their attention to harvesting big game; Jon looks to the land for some much-needed supplies; Bentley cruises the waters of Schade Lake.

Dr. Dayle treats an adorable mini pony named Daisy who's got a strange growth on her face and helps a mama cow during a difficult calving; Savannah must work to diagnose a dog named Bernadette who has stopped eating due to chronic pain.

A housecat named Smoky is at risk of diabetes and a barn cat named Ashes is in rough shape after being hit by a car; Savannah heads out with the Canadian Animal Task Force to round up, spay/neuter, and release dozens of feral cats from a village.

A dental surgery goes from one tooth to nine teeth for a pair of unsuspecting dog owners; Savannah must investigate to figure out why a ferret named Sophie has stopped peeing, and a bunny needs intervention to stop him from biting at his sutures.

An elderly dog named Freddie has a rare form of cancer that requires quick intervention; a barn cat named Suzie needs help to feed her kittens; Savannah heads to Back to Batoche - the largest Métis festival in the world.

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

Cousins Billy and John Smith encounter a massive ship triple the size of a football stadium; guards at Malmstrom Air Force Base in Montana spot an unidentified object overhead.

Several dozen witnesses in Pennsylvania reported seeing a fiery object fall through the sky and land in nearby woods; hundreds of people stargazing in Phoenix, Arizona witness strange lights flying in a V-formation.

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 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.

Dealing with toxic fallout after a hot real estate market forces Jason and Alisha to buy a house without getting a home inspection; the Holmes team transforms a moldy, radon-filled eyesore into a cozy, healthy place to raise a family.

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

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

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.

Scramble as the staff tries to find a place for each of the orphaned skunks, raccoons, and groundhogs that are streaming through the rehab's doors; then deal with the deadly side of spring as the team tries to save a hare wounded by a weed whacker.

Observe a pair of white, piebald fawns that pose a big rehab challenge; check out an albino skunk displaced by flash floods, see Dr. Mikaela race to save a parasite-infected chipmunk, and monitor a groundhog fighting for its life after a dog attack.

A strange structure in New York becomes a testing ground for Nazi technology; a thriving amusement park is laid to ruins by an unstoppable force of nature; an island becomes a major player in a controversial industry.

Hurricane Sandy whips up wild waves in the Atlantic, prompting a rescue mission by the U.S. Coast Guard; cavers in California get caught out by flash floods; wild winds cause a crash for hot air balloonists; residents narrowly escape a landslide.

On March 3, 2020, a supercell makes its way across Kentucky and sets its sights on Tennessee; that night, 10 tornadoes ranging from EF0 to EF4 touched down in Tennessee, leaving approximately $1.6 billion in damage and taking 25 lives.

When it comes to unstable foundations, wealthy regions often have the advantage; as natural disasters wreak havoc around the world, we explore how engineers can ensure that people come before profit.

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.

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.

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.

Celebrate with Rachael and Robin as the Holmes team reworks their new bungalow to make life brighter for their daughter, Bree, who was born with trisomy 13; the three-year-old survivor's first-ever bedroom and tons of accessible features.

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.

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.

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.

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

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

Climbers make a shocking discovery when they encounter the remains of two human bodies high atop New Zealand's Mount Cook; after a forensic investigation, a decades-old mystery reignites that could rewrite mountaineering history.

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.

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.

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.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

Jean hires a designer to help re-configure the layout of an entire floor.

Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

Look at a secret desert outpost in Utah where men unleashed hell; entering a forgotten Jacksonville church that became a haven; explore third-hand Japanese buildings in New York and the lair of a birdlike beast that tormented a West Virginia town.

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.

Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

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

Look at a secret desert outpost in Utah where men unleashed hell; entering a forgotten Jacksonville church that became a haven; explore third-hand Japanese buildings in New York and the lair of a birdlike beast that tormented a West Virginia town.

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

Tom Allen, Chris McCausland and Lou Sanders look at a range of unrelated 'U' topics.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Anthony Burke meets a pub rocker and a yoga teacher falling in love with Tasmania and a dunnyless, kitchenless, weatherboard relic falling apart in a small northern town.

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

Get ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds; see who wins the day and all those shiny coins packed into the giant exclamation point.

Anthony Burke meets a pub rocker and a yoga teacher falling in love with Tasmania and a dunnyless, kitchenless, weatherboard relic falling apart in a small northern town.

Thirty-two-year-old Sonny Koufax (Adam Sandler) has spent his whole life avoiding responsibility. But when his girlfriend dumps him for an older man, he's got to find a way to prove he's ready to grow up. In a desperate last-ditch effort, Sonny adopts 5-year-old Julian (Dylan Sprouse), (Cole Sprouse) to impress her. She's not impressed ... and he can't return the kid. Uh-oh for Sonny!

Satellite images capture bizarre structures fenced within a remote mountaintop complex on the Greek island of Kefalonia; experts investigate and discover a network of massive satellites linked to a hidden NATO doomsday communications bunker.

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.

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

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

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 island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

When a person's day job involves the oversight of missile silos, nuclear facilities or a military base, the last complication they want to deal with is a close encounter with a UFO; here, an already frightening phenomenon turns positively chilling.

A new volunteer steps up to the challenge; Hope's first fawn of the year interrupts delicate surgery on an injured owl.

Kimberly and Jason experience mold problems.

Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

Inspect a rusty boat in Florida that once held boundless treasure; creep around an Indiana house of correction that punished its residents; examine a metal menagerie on the front lines of a foreign attack and an upstate New York comedy incubator.

Balancing on a knife's edge as a crucial bridge is left hanging over a canyon on California's Pacific Coast Highway; a high-speed train disaster in Germany; a Vegas casino inferno; a sinking feeling in an Australian apartment building.

Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

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

Inspect a rusty boat in Florida that once held boundless treasure; creep around an Indiana house of correction that punished its residents; examine a metal menagerie on the front lines of a foreign attack and an upstate New York comedy incubator.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Face down infernos that are causing unprecedented devastation.

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

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

Face down infernos that are causing unprecedented devastation.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

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.

Inspect a rusty boat in Florida that once held boundless treasure; creep around an Indiana house of correction that punished its residents; examine a metal menagerie on the front lines of a foreign attack and an upstate New York comedy incubator.

Satellite images capture monumental ruins surrounded by bizarre feather-shaped structures on a Welsh mountaintop; experts investigate a hidden tunnel containing the remains of an abandoned slate mine with an exploitative and deadly past.

The remaining five potters face an altered reality as they throw and radically alter an abstract coffee set; the bucket of doom returns as judges Keith and Rich set a second challenge to throw multiple high-footed rice bowls under pressure.

Kim and Pierre redouble their efforts to harvest a moose; Becky pushes herself to the limit for her dogs; Bentley and his father build a summer runway for their plane; Jon and his two sons look to the past to help them build for their future.

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.

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.

Starting up a raccoon adoption agency; Hope tries to make peace between wild enemies; a kidnapped fawn needs to be reunited with its mother.

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; spot an immovable waterfall in Mexico.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

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Cousins Billy and John Smith encounter a massive ship triple the size of a football stadium; guards at Malmstrom Air Force Base in Montana spot an unidentified object overhead.

A hurricane slams the rehab, knocking an osprey nest out of its tree; Hope scrambles to save the babies in the middle of the storm.

Renovating a bathroom.

Satellite images capture a triangular castle-like tower located on the Mediterranean island of Sardinia; experts investigate the relics of a declining ancient civilization that may have suffered a celestial catastrophe.

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.

Aiming high to see what brought down an iconic space telescope in Puerto Rico and a high-rise construction project in Virginia; looking into the mysterious destruction of a U.K. roadway; watching a ship topple a bridge in the U.S. state of Georgia.

Satellite images capture a triangular castle-like tower located on the Mediterranean island of Sardinia; experts investigate the relics of a declining ancient civilization that may have suffered a celestial catastrophe.

Uncovering the mystery of the Holy Grail.

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.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

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

Climbers make a shocking discovery when they encounter the remains of two human bodies high atop New Zealand's Mount Cook; after a forensic investigation, a decades-old mystery reignites that could rewrite mountaineering history.

Seeing the home of a hush-hush Alabama fraternal organization that changed America and a testament to Allied heroism in North America; looking around a once lavish Beirut complex scarred by tragedy; visiting an elite leadership centre in Greece.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

Unearth a wartime nerve centre in Dover that made the UK proud, then visit a mansion caught in the crosshairs of the Civil War. Dig up an Estonian ruin's connection to Catherine the Great and explore the arena where Joe Louis boxed his way to fame.

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

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.

Thirty-two-year-old Sonny Koufax (Adam Sandler) has spent his whole life avoiding responsibility. But when his girlfriend dumps him for an older man, he's got to find a way to prove he's ready to grow up. In a desperate last-ditch effort, Sonny adopts 5-year-old Julian (Dylan Sprouse), (Cole Sprouse) to impress her. She's not impressed ... and he can't return the kid. Uh-oh for Sonny!

Puzzle over an out-of-place relic from World War II and get a bird's-eye view of stone circles in Norway; examine mysterious, ancient mounds on the banks of the Mississippi and uncover the dark history of a medieval English village.

Meeting Dr. Cori Stephen and Dr. Allison Hay, two vets in two different locations; one resides in the country and the other in the city, but both share their passion for keeping animals, from foxes to pet pigs, happy and healthy.

Dr. Emma Jackson takes on a new role at one of Calgary's busiest animal rescue shelters; Dr. Allison's love for cats shines through as she provides emergency surgery on an ageing cat with a broken leg.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

Puzzle over an out-of-place relic from World War II and get a bird's-eye view of stone circles in Norway; examine mysterious, ancient mounds on the banks of the Mississippi and uncover the dark history of a medieval English village.

Cousins Billy and John Smith encounter a massive ship triple the size of a football stadium; guards at Malmstrom Air Force Base in Montana spot an unidentified object overhead.

Several dozen witnesses in Pennsylvania reported seeing a fiery object fall through the sky and land in nearby woods; hundreds of people stargazing in Phoenix, Arizona witness strange lights flying in a V-formation.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

The rehab is up all night with three tiny orphans needing round-the-clock care.

A couple decide to build a second-story addition on their current home.

A royal coronation spot in Ireland; perfectly straight canals along the jagged Massachusetts coastline; a literal line in the Libyan sand; a Pennsylvania ghost town; ancient Tibetan salt pans.

A research facility spawns new technology with earth-shattering implications; a coastal haven for African Americans changes the nation; a forgotten fortress fights off a Nazi submarine; a staunch building stands firm on San Francisco's darkest day.

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.

A royal coronation spot in Ireland; perfectly straight canals along the jagged Massachusetts coastline; a literal line in the Libyan sand; a Pennsylvania ghost town; ancient Tibetan salt pans.

Reflect on the collapse of this mighty South American society; contemplate how the technologically advanced Inca Empire, which stretched from Ecuador to Chile, was swiftly dismantled and how the evidence of its existence was nearly lost to history.

A research facility spawns new technology with earth-shattering implications; a coastal haven for African Americans changes the nation; a forgotten fortress fights off a Nazi submarine; a staunch building stands firm on San Francisco's darkest day.

Joining Graham on his sofa are Pamela Anderson, Stephen Graham, Gugu Mbatha-Raw, Sean Hayes and Ross Kemp; with music from Gracie Abrams, performing her current single "That's So True.".

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

Tom Allen, Chris McCausland and Lou Sanders look at a range of unrelated 'U' topics.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Joining Graham on his sofa are Pamela Anderson, Stephen Graham, Gugu Mbatha-Raw, Sean Hayes and Ross Kemp; with music from Gracie Abrams, performing her current single "That's So True.".

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

Tom Allen, Chris McCausland and Lou Sanders look at a range of unrelated 'U' topics.

Justin Moorhouse, Emmanuel Sonubi and Holly Walsh join.

Get ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds; see who wins the day and all those shiny coins packed into the giant exclamation point.

A research facility spawns new technology with earth-shattering implications; a coastal haven for African Americans changes the nation; a forgotten fortress fights off a Nazi submarine; a staunch building stands firm on San Francisco's darkest day.

A royal coronation spot in Ireland; perfectly straight canals along the jagged Massachusetts coastline; a literal line in the Libyan sand; a Pennsylvania ghost town; ancient Tibetan salt pans.

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.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

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

Andrew and Kevin, inspired by the greenery that they encounter in Manitoba, are sprucing up their home on wheels by transforming it into a car-den - a garden on wheels that's loaded with plants and with nature-inspired decor.

Andrew and Kevin are building a portable kitchen setup from scratch, complete with charcoal grill, DIY foot-operated sink and convenient waste disposal.

The view from above reveals; baffling behaviour from one of the ocean's fastest fish; whales with a strange, aquatic accessorizing habit; a confounding congregation of sharks down under; and a perplexing collection of circles decorating the seabed.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Climbers make a shocking discovery when they encounter the remains of two human bodies high atop New Zealand's Mount Cook; after a forensic investigation, a decades-old mystery reignites that could rewrite mountaineering history.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Joining Graham on his sofa are Pamela Anderson, Stephen Graham, Gugu Mbatha-Raw, Sean Hayes and Ross Kemp; with music from Gracie Abrams, performing her current single "That's So True.".

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

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Sandi Toksvig goes to university with Guz Khan, Joe Lycett, Morgana Robinson and Alan Davies.

Get ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds; see who wins the day and all those shiny coins packed into the giant exclamation point.

The three remaining potters face two challenging assignments; they create a pyramid vase centerpiece and then each potter crafts a graffito globe from scratch.

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.

Get ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds; see who wins the day and all those shiny coins packed into the giant exclamation point.

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

Face down infernos that are causing unprecedented devastation.

A young boy is swallowed by a sand dune and miraculously survives; A fog lasts five days and kills thousands in London; The largest ship in the US Navy vanishes during World War I.

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

Anthony Burke meets a pub rocker and a yoga teacher falling in love with Tasmania and a dunnyless, kitchenless, weatherboard relic falling apart in a small northern town.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

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

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Sandi Toksvig goes to university with Guz Khan, Joe Lycett, Morgana Robinson and Alan Davies.

Get ready to say goodbye to this group of contestants, who are primed and ready for their last shot at taking home the 10,000 pounds; see who wins the day and all those shiny coins packed into the giant exclamation point.

Sandi Toksvig is joined by Maisie Adam, Daliso Chaponda, Jack Dee and Alan Davies for a look at some underthings.

Sandi Toksvig goes to university with Guz Khan, Joe Lycett, Morgana Robinson and Alan Davies.

Experiencing the 2017 Mexico City earthquake; uncovering the mystery of the Oklahoma frack quakes; how tremor-proof construction could cause the destructive events; how an earthquake revealed a history-changing room.

Counting down to the annual deer release, which could get shut down if a government inspection doesn't go according to plan; the staff scramble to help a hawk with a broken beak and vaccinate the raccoon unit against a potentially deadly virus.

Encounter abandoned pods that may have been designed by alien architects; explore a mysterious concrete channel in Bosnia; weave through a complex of odd shapes in Greenland; meet the mythical guardian of a Vietnamese building.

The West Coast is home to the San Andreas fault, stretching for almost a thousand miles beneath the feet of millions of Americans.

Most accounts of UFO sightings can be explained by and attributed to normal earthly phenomena. Those that cannot be solved, however, have police investigators, government officials and researchers puzzled, even decades later in some cases. In each episode of "Close Encounters," two stories of alien phenomena around the world are investigated, re-created and reviewed by researchers. In the telling of each one, the program reveals to viewers facts about thousands of reported occurrences.

A Japanese air crew encounters blinding lights; a sheriff's car is engulfed by a beam of light.

On the island of Madagascar, paleontologists discover an intact fossil unlike any known animal, living or extinct; bizarre stone spheres are discovered in Costa Rica; the curious remains of a small man are found in Chiapas, Mexico.

Zac and Darin get down and dirty as they explore a natural approach to farming through regenerative agriculture and organic food production.

Digging into a UFO crash caught on camera in Brazil; a close encounter of the Beatles kind; finding out if aliens shut down a nuclear missile launch site in Montana; looking at the shapes of UFOs and considering a link between ghosts and aliens.

Determined to compete in the finale, the four remaining contestants prepare a flight of cocktails using the judges' favorite spirits.

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 pub rocker and a yoga teacher falling in love with Tasmania and a dunnyless, kitchenless, weatherboard relic falling apart in a small northern town.

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