HSI disrupt a transnational meth ring and CBP seize a huge shipment of illegal shark fins.

Looking into the journey and the story behind the notorious Stanford Prison Experiment, as told by its prisoners and guards.

Secrets that unravel Dr. Zimbardo's official story come to light.

Dr. Zimbardo defends his claim to fame; an unexpected reunion takes place.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

Soaring cliffs, canyons and water shape a diverse wildlife refuge in Zion.

An ecological treasure of North America, the Everglades brims with life.

From volcanic origins, Katmai's lush expanse boasts more than just bears.

An American trailblazer, Yellowstone is renowned for its natural wonders.

From glacial peaks to coastal rainforests, Olympic has rich biodiversity.

Bear teaches Daveed Diggs how to track and survive in the Great Basin Desert.

Actor Troy Kotsur braves rapids and cliffs in the Scottish Highlands.

Bear Grylls takes Rita Ora on an adventure in the Valley of Fire.

Bear sets challenges for Bradley Cooper in the canyons of the Wyoming Basin.

Bear Grylls and Benedict Cumberbatch adventure at the edge of the sea.

Chef Ramsay discovers why Maine is called the "lobster capital of the world"; Gordon works with a team of lobster fisherwomen, dives for clams, harvests oysters, forages seaweed in freezing waters and tests his lumberjack skills.

Chef Ramsay dives amongst shipwrecks, helps a local monk, and hunts in the forest to discover the culinary secrets of Michigan's Upper Peninsula.

In the wilds of the Lone Star State, chef Ramsay learns the meaning of "Texas Tough.".

Gordon explores Puerto Rico in search of local ingredients as the island reclaims its food supply after Hurricane Maria.

Gordon attempts to master ancient cooking secrets in Oaxaca, Mexico's culinary capital.

Gordon rappels, kayaks, and forages his way through the Smoky Mountains in a hunt for some of the most unique ingredients the region has to offer.

Bear Grylls and Benedict Cumberbatch adventure at the edge of the sea.

Bear sets challenges for Bradley Cooper in the canyons of the Wyoming Basin.

Bear Grylls takes Rita Ora on an adventure in the Valley of Fire.

Actor Troy Kotsur braves rapids and cliffs in the Scottish Highlands.

Bear teaches Daveed Diggs how to track and survive in the Great Basin Desert.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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Albert Lin searches for Genghis Khan's tomb and clues to Petra's once lush oasis.

Hazen Audel fights through the rainforest in an epic survival challenge.

In the second leg of his challenge, Hazen tackles a giant anaconda, venomous rattlesnakes and a treacherous river crossing ahead of the coming floods.

Hazen Audel tackles the highlands in an Amazon survival challenge.

Survival expert Hazen Audel faces roaring waterfalls and battles through kilometers of mangrove swamp to reach the Atlantic Ocean.

With the help of the local Warau people, Hazen Audel learns how to live on water and braves killer bees in a daring night raid, before attempting to deliver a prestigious catch to the Amazon's most northerly people in the final challenge.

Homeland Security at JFK International Airport deals with daily issues ranging from fraudulent visas to human trafficking.

CBP and HIS work hard to stop contraband and illicit activity at JFK.

HSI uncovers a multimillion-dollar cocaine smuggling ring of airline employees; CBP sniffs out drugs using the nation's largest team of K9s.

CBP cracks down on party drugs, prostitution and counterfeit goods during the Super Bowl.

Hidden among the millions who enter the U.S. through JFK, MIA and ATL is dangerous contraband; the Department of Homeland Security will stop at nothing to catch these smugglers.

HSI conducts a controlled delivery of meth; while CBP deals with an unruly passenger.

HSI investigates cocaine concealed in cakes, and CBP cracks down on contraband cash.

HSI surprises a potential cocaine dealer outside a fast-food restaurant in Brooklyn.

Looking into the journey and the story behind the notorious Stanford Prison Experiment, as told by its prisoners and guards.

Secrets that unravel Dr. Zimbardo's official story come to light.

Dr. Zimbardo defends his claim to fame; an unexpected reunion takes place.

In Papua New Guinea, the team hunts for clues as to how Allied troops dismantled the Japanese war machine.

The Japanese attack on Pearl Harbor changes the world; now, new technology reveals hidden traces of that attack, on the land and in the sea.

The Allied advance to Rome grinds to a halt in Italy's mountainous heartland; Pete and Marty investigate why this route costs so much in human life.

In 1940, the Axis besieges the Mediterranean island of Malta; Pete Kelsey and Marty Morgan uncover how the Allies fight back.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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An approaching Alaskan winter blurs the line between predator and prey.

On the cusp of winter, Indigenous peoples of Alaska work to secure food and safety for the brutal season ahead.

Margot, Matty, Billy, Emile and Gilbert begin work on their new northern homesteads.

The NWS homesteaders race to finish their projects before winter fully sets in.

In the midst of dark winter, Arctic residents must brace for the dangers that lurk ahead.

With limited daylight, Alaskans must brave cruel temperatures to survive.

As winter's chill grips the Arctic, the path forward will require trial and error.

Despite the deepening cold, those living in the Arctic must constantly brave the elements and the unknown of the natural landscape.

Alaskans face long days and uncertain outcomes during trapping season.

Alaskans must adapt to new obstacles to survive in deep winter.

Alaskans are forced to embrace their inner warrior as winter deepens.

In the depths of winter, the NWS homesteaders look to the land for precious resources.

Alaskans face challenges and failures every day, but must persevere to survive.

Alaskans are forced to embrace their inner warrior as winter deepens.

Alaskan Native families carry on their traditional ways on their homelands.

Alaskan Native families carry on their traditional ways on their homelands.

An approaching Alaskan winter blurs the line between predator and prey.

On the cusp of winter, Indigenous peoples of Alaska work to secure food and safety for the brutal season ahead.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

Mariana investigates the lucrative black market for private data.

Mariana embeds with crypto scammers who show her how they make millions.

Mariana investigates the growing popularity of bare-knuckle fighting.

Mariana investigates how illicit oil is fueling terrorist groups worldwide.

Mariana explores surrogacy's dark side; a babies-for-cash black market.

Mariana exposes the dangers of the growing and deadly ghost guns industry.

Police officers handle a woman trying to smuggle cocaine inside her body; a passenger tries to intimidate police agents.

A 19-year-old's bag is filled with damp clothes that turn out to be soaked in liquid cocaine; police find 16kg worth of drugs in a suitcase; officers detain a pair of Colombians headed to Mexico.

A young man seems unaware he's committed a crime, despite being caught carrying 30 times the legal amount of marijuana. At the docks, a shipment of hats raises suspicions.

A woman is arrested with her two children while trying to smuggle drugs abroad; a young woman breaks out in tears; a young man is thoroughly searched.

Police stop a suspected drug smuggler traveling with her child; officers find a new way to hide cocaine.

In the Jorge Chávez Airport, anything can happen: passengers try to transport illicit substances in their luggage or in their bodies, parcels with drugs hidden in their structures or impregnated in fabrics, and even innocent-looking old women.

Police officers handle an unusual incident; officers discover a suspicious element inside a Serb's bag; a man tries to smuggle liquid cocaine.

A man tricks his girlfriend into smuggling drugs, turning their romantic vacations into a nightmare; a passenger hides drugs in food containers.

Police stop a suspected drug smuggler traveling with her child; officers find a new way to hide cocaine.

Mariana exposes the dangers of the growing and deadly ghost guns industry.

Mariana explores surrogacy's dark side; a babies-for-cash black market.

Mariana investigates how illicit oil is fueling terrorist groups worldwide.

Mariana investigates the growing popularity of bare-knuckle fighting.

Mariana embeds with crypto scammers who show her how they make millions.

Mariana investigates the lucrative black market for private data.

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Aetna licensed agents can simplify Medicare and help you choose coverage that's right for you!

In 1944, the Nazis launch the world's most advanced weapon; Pete Kelsey and Marty Morgan uncover the awful truth behind Adolf Hitler's Vengeance rockets.

The team investigates the Hurtgen Forest in Germany to uncover the hidden traces of the longest and bloodiest single battle in U.S. Army history.

In Papua New Guinea, the team hunts for clues as to how Allied troops dismantled the Japanese war machine.

The Japanese attack on Pearl Harbor changes the world; now, new technology reveals hidden traces of that attack, on the land and in the sea.

The Allied advance to Rome grinds to a halt in Italy's mountainous heartland; Pete and Marty investigate why this route costs so much in human life.

In 1940, the Axis besieges the Mediterranean island of Malta; Pete Kelsey and Marty Morgan uncover how the Allies fight back.

Archaeologists find evidence about how ancient Egyptians prepared for the afterlife; a pharaoh's tomb reveals the sacred text needed to secure life after death; mummified remains reveal the lengths to which grave robbers went in search of treasure.

Archaeologists hunt for Queen Cleopatra's lost tomb; underwater archaeologists explore sunken ruins; a team takes mummies to the hospital to scan for hidden treasure; an archaeologist discovers a secret tunnel network at a forgotten temple.

Archaeologists investigate Hatshepsut, one of the greatest female pharaohs in history; a discovery inside one of Hatshepsut's quarries sparks an investigation which leads to the temple of Karnak; an archaeologist excavates mummy parts.

A dramatic find reveals ancient, state-sanctioned tomb robbery on an industrial scale.

An investigation into why the great pharaohs of Egypt abandoned the pyramids of Giza and chose a secret cemetery in the Valley of the Kings in which to be buried; a team looks for clues to identify human remains found in looted graves.

Archaeologists unearth a long-lost box of treasures from inside Tutankhamun's tomb; new technology reveals why this boy king's resting place remained hidden from tomb robbers for thousands of years; a team is tasked with transporting Tut's treasures.

Stone artifacts, burial grounds, and temple ruins shed light on an unknown civilization; the discovery of a green light emitting in a dark forest; the remains of a long-lost temple are found; coral rubble is unearthed on Suakin Island.

Peat diggers find a head near Silkeborg, Denmark, and authorities investigate whether it is related to the missing boy; the police discover that the body is much older than the missing person and call the museum to investigate.

An investigation into why the great pharaohs of Egypt abandoned the pyramids of Giza and chose a secret cemetery in the Valley of the Kings in which to be buried; a team looks for clues to identify human remains found in looted graves.

Stone artifacts, burial grounds, and temple ruins shed light on an unknown civilization; the discovery of a green light emitting in a dark forest; the remains of a long-lost temple are found; coral rubble is unearthed on Suakin Island.

Peat diggers find a head near Silkeborg, Denmark, and authorities investigate whether it is related to the missing boy; the police discover that the body is much older than the missing person and call the museum to investigate.

New insights from the seabed reveal how the Allies won World War II.

Chicago's extraordinary past emerges from the waters of Lake Michigan.

Maritime archaeologists and historians go in search of submerged evidence of the Civil War's forgotten battlegrounds; scientific data and computer graphics drain the waters to showcase a conflict that rewrote the rules of warfare forever.

Archaeologists probe a wreck that might be the last slave ship that ever brought Africans to American soil.

Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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Hi-tech graphics and newly discovered wrecks reveal forgotten stories from the American Revolution.

An ancient Egyptian city, lost beneath the waves for 2,000 years, finally gives up its secrets.

Archaeologists probe a wreck that might be the last slave ship that ever brought Africans to American soil.

Maritime archaeologists and historians go in search of submerged evidence of the Civil War's forgotten battlegrounds; scientific data and computer graphics drain the waters to showcase a conflict that rewrote the rules of warfare forever.

Chicago's extraordinary past emerges from the waters of Lake Michigan.

New insights from the seabed reveal how the Allies won World War II.

An attack on a small religious community on the holy island of Lindisfarne in A.D. 793 heralded the start of the Viking age of conquest and expansion; the Vikings' beginnings in Scandinavia.

The Siege of York occurred from 866 when the Great Heathen army laid claim to the Northumbrian capital of York; looking at the major battles, players and strongholds in ninth-century England.

The Silk Road opened up a world of trade for the Scandinavians in the East; seeking further wealth, the Vikings known in the East as "the Rus" attacked Constantinople in 860.

The siege of Paris in 885 was the culmination of the Viking invasions of Francia; looking at the persistent Viking attacks on Francia and the enduring presence of the Scandinavians on the Frankish Empire and beyond.

Political turmoil in Norway leads a voyage of discovery west; the Vikings discover Iceland where they established lasting settlement.

The mid-10th-century reign of Harald Bluetooth as king of a newly unified, powerful and Christianized Denmark marked the beginning of a second Viking age.

Exploring various catastrophies that has happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

In motorsports, tiny mistakes cause disaster; exploring the 10 worst crashes.

An attack on a small religious community on the holy island of Lindisfarne in A.D. 793 heralded the start of the Viking age of conquest and expansion; the Vikings' beginnings in Scandinavia.

Exploring various catastrophies that has happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

In motorsports, tiny mistakes cause disaster; exploring the 10 worst crashes.

Margot, Matty, Billy, Emile and Gilbert begin work on their new northern homesteads.

The NWS homesteaders race to finish their projects before winter fully sets in.

Regain independence and enjoy greater mobility with the compact design and long-lasting battery of portable oxygen.

Paid programming.

Even if YOU do everything right to protect yourself, company and institutional data breaches are out of your control. Nearly 1 out of 4 US consumers have been a victim of identity theft. Find out how LifeLock can help protect your identity.

Meet the Shark PowerDetect Upright Vacuum with features like DuoClean Detect technology, self-cleaning brush roll and order neutralizing technology, you will be cleaning like a pro in no time!

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Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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Shark CarpetXpert HairPro Pet with StainStriker combines Shark's powerful suction & deep-cleaning innovation to deliver unbeatable deep carpet cleaning, 3x more pet hair pick-up, and the best tough stain elimination.

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Gordon Ramsay journeys to the Alaskan Panhandle to discover Alaskan cuisine; he learns how to cook seal with a native Tlingit elder, climbs a rock face in a snowstorm and goes grouse hunting before preparing a feast with local chef Lionel Uddipa.

Chef Gordon Ramsay travels to the island of Maui, Hawaii, to explore the secrets of Hawaiian cuisine along the rugged Hana coastline; he learns how to hunt deer with a bow, produce Hawaiian taro and spearfish with free diver Kimi Werner.

Gordon Ramsay travels to Laos, where he kayaks down the Mekong in search of culinary inspiration; he samples the eggs of the weaver ant, dives for freshwater snails and hunts for water bugs; Ramsay cooks a banquet for monks at a temple.

Deep in Morocco's Middle Atlas Mountains, Gordon Ramsay embarks on an adventure to unlock the secrets of the ancient Berber cuisine; he rappels over a waterfall to meet mushroom hunters, milks a camel and experiences the life of the Berber people.

Gordon Ramsay heads to New Zealand on a mission to discover the secrets of Maori cuisine.

High in Peru's Sacred Valley of the Incas, Gordon Ramsay travels by motorbike to unlock the secrets of high altitude cuisine.

HSI snags a truck loaded with meth.

CBP intercepts 36 kilos of cocaine concealed in a car's floor and stops a puppy smuggler.

HSI nabs car loaded with a medley of narcotics; CBP seizes looted ancient artifacts.

CBP screens for club drugs hidden in toiletries, while HSI uncovers meth buried in garlic.

AMO agents in Puerto Rico chase a fleeing boat carrying $2.5 million worth of cocaine.

AMO Puerto Rico sinks a marine smuggling op; HSI San Diego seals up a drug tunnel.

Rookie CBP officers find multiple drugs; HSI runs a buy-bust operation.

A high speed chase ending in the BVI lands AMO 1,800 kilos of coke.

AMO agents in Puerto Rico chase a fleeing boat carrying $2.5 million worth of cocaine.

Rookie CBP officers find multiple drugs; HSI runs a buy-bust operation.

A high speed chase ending in the BVI lands AMO 1,800 kilos of coke.

HSI investigates cocaine concealed in cakes, and CBP cracks down on contraband cash.

HSI conducts a controlled delivery of meth; while CBP deals with an unruly passenger.

Hidden among the millions who enter the U.S. through JFK, MIA and ATL is dangerous contraband; the Department of Homeland Security will stop at nothing to catch these smugglers.

CBP cracks down on party drugs, prostitution and counterfeit goods during the Super Bowl.

Emeril's biggest air fryer oven combines 10 kitchen appliances into one endlessly versatile countertop cooker with 2 cooking zones and a full menu of custom presets.

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Shark CarpetXpert HairPro Pet with StainStriker combines Shark's powerful suction & deep-cleaning innovation to deliver unbeatable deep carpet cleaning, 3x more pet hair pick-up, and the best tough stain elimination.

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DraftKings Sportsbook, a top-rated sportsbook app!

Aetna licensed agents can simplify Medicare and help you choose coverage that's right for you!

Are you making the most of your Medicare coverage? In this program you will learn about the variety of Humana Medicare plans designed to fit your needs, your lifestyle, and your budget.

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The harrowing story of how the crew of the Deepwater Horizon escaped an out-of-control explosion and fire aboard an oil rig 40 miles out to sea; includes recordings, archival footage and photos.

The story of the largest financial fraud in history as told by those who were there, including victims, employees, family members, FBI agents, and Bernie Madoff himself; includes archival news footage, photos and recordings.

The inside story of how DEA agents and the Colombian National Police brought down drug lord Pablo Escobar, the most vicious drug cartel in the world.

Following the tale of Pablo Escobar's cocaine empire, built on bribes, bodies and trust.

Exploring one of the greatest immigrant success stories of our time.

Tracing the billion-dollar rise and fall of rap mogul and accused murderer Suge Knight.

Seeing Saddam Hussein through the eyes of people who survived his terror and experienced his love.

Exploring various catastrophies that has happened in mankind's quest to conquer space, from the Apollo 1 tragedy to the Challenger and the Columbia disasters.

Towers, bridges, cranes: ranking history's 10 most dramatic collapses.

Ranking history's 10 most dramatic global disasters.

Ten of history's worst maritime disasters at sea.

When a dam fails, catastrophe follows; history's 10 worst dam failures.

The devastating tsunami makes landfall, catching thousands unaware.

As the tsunami hits Thailand, tourists and locals fight for survival.

When a dam fails, catastrophe follows; history's 10 worst dam failures.

The devastating tsunami makes landfall, catching thousands unaware.

As the tsunami hits Thailand, tourists and locals fight for survival.

The highest mountains on Earth are home to snow leopards, golden eagles, mountain goats, barnacle goslings, and gelada monkeys; only the toughest of animals can endure the extreme weather, scarce food supplies and limited oxygen on these peaks.

Delving beneath the surface of the Earth's oceans to uncover a world of extraordinary extremes, including crushing depths, stormy coasts, vast blue deserts, and crowded reefs; how seals fend off sharks; how orcas fight to survive.

In the grasslands, animals endure freezes, fires, floods, and droughts; bull elephants clash in mating battles; cheetahs and gazelles engage in a predator-and-prey dance in the Kenyan savanna; bison battle a blizzard while being pursued by wolves.

Jungles comprise the most diverse habitats on Earth in which only the most resilient species triumph; the fiercest jungle species include jaguars, caimans, gibbons, orangutans, spectral tarsiers, hummingbirds, and parasites.

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Hollywood's surprising hidden history lies buried beneath the sea and sand.

Examining how Venice become a maritime superpower and what caused her downfall.

Scientists examine the effects of hurricanes in America.

A look at life in the Old West and who was left out of the story.

The North and South poles are home to the world's most ultimate survivalists, including Arctic wolves and polar bears, creatures that are tested to the extreme.

Deserts are getting even hotter, drier and bigger, yet a host of remarkable animals still survive in the harshest of conditions, including cunning hyenas, pint-sized meerkats and sand-dwelling spiders.

In the grasslands, animals endure freezes, fires, floods, and droughts; bull elephants clash in mating battles; cheetahs and gazelles engage in a predator-and-prey dance in the Kenyan savanna; bison battle a blizzard while being pursued by wolves.

Jungles comprise the most diverse habitats on Earth in which only the most resilient species triumph; the fiercest jungle species include jaguars, caimans, gibbons, orangutans, spectral tarsiers, hummingbirds, and parasites.

The highest mountains on Earth are home to snow leopards, golden eagles, mountain goats, barnacle goslings, and gelada monkeys; only the toughest of animals can endure the extreme weather, scarce food supplies and limited oxygen on these peaks.

Delving beneath the surface of the Earth's oceans to uncover a world of extraordinary extremes, including crushing depths, stormy coasts, vast blue deserts, and crowded reefs; how seals fend off sharks; how orcas fight to survive.

The devastating tsunami makes landfall, catching thousands unaware.

As the tsunami hits Thailand, tourists and locals fight for survival.

The wave hits Sri Lanka, and the world wakes up to news of the disaster.

After the tsunami, survivors on an island work together to save lives.

As the tsunami hits Thailand, tourists and locals fight for survival.

The wave hits Sri Lanka, and the world wakes up to news of the disaster.

After the tsunami, survivors on an island work together to save lives.

A look at life in the Old West and who was left out of the story.

Scientists examine the effects of hurricanes in America.

Examining how Venice become a maritime superpower and what caused her downfall.

Hollywood's surprising hidden history lies buried beneath the sea and sand.

Back Pain? Hip? Sleep well thanks to this cooling topper!

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For the Indigenous Peoples of Alaska, giving up is never an option.

In harsh climates, the land becomes a survival resource for Alaska Natives.

The unpredictability of the arctic in winter challenges Alaska natives.

Alaska Natives strive to maintain Indigenous traditions in their homelands.

Alaska Natives use traditional skills and modern tools to confront challenges.

Alaska Natives look to the water and wind for essential resources.

As the cold season wanes in the Arctic, winter does not go quietly into the night.

Alaskans are faced with adversity as they confront the unknown in the dead of winter.

The final days of winter force Alaskans to push through the cold.

The Arctic spring in Alaska comes with hard work, new resources, and new dangers.