Experts take an in-depth look into Kim Jong-un's mind as he tries to forge a future for his dysfunctional kingdom while maintaining tight control of his people.

Kim Jong Un tries his hand at diplomacy seeking legitimacy for his totalitarian regime.

The players, dealers and doctors behind the drug trade in Los Angeles; enhanced.

Enduring a protracted economic decline, Detroit sits on an international border and opens its doors to drug dealers from far and wide.

The hallucinogen PCP plagues the African-American neighborhoods of southeast Washington, D.C.; enhanced.

Dominican cocaine dealers emerge as big players in the Big Apple; enhanced.

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

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Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

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Survival expert Hazen Audel faces impenetrable rainforest as he begins a 500-mile survival challenge.

Hazen Audel joins some indigenous cowboys on a dangerous cattle drive north; Hazen tackles 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.

Only a few succeed in bringing home nature's bounty.

Residents of Port Protection, Matt, Sam and Carl race against the tide to ensure the seaworthiness of Matt's home on the water.

The citizens of Port Protection give back to their community.

Sam and Matt brave chilling conditions on their final mission for deer.

The villagers of Port Protection are back to paving with good intentions.

Curly shoots a bear; Troy and Sarah struggle with a new water system.

Residents tackle tasks at the height of summer's season of productivity.

In this enhanced episode, Port Protection neighbors lend a helping hand.

Port Protection residents prioritize the greater good of the community.

Alaskans teach their children the ways of the wild.

In this enhanced episode, Port Protection neighbors lend a helping hand.

Jo Roger and Ole Henrik struggle to rescue a trailer load of salt that threatens to pollute Norways biggest salmon river.

Alaskans push their limits amid the warming tundra and melting landscape.

Alaskans embrace the flowing waters and returning wildlife of spring.

Alaskans must overcome rising waters to capitalize on spring's offerings.

Alaskans seek opportunities that come with spring, no matter the cost.

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Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity and reimburse lost funds-leading the way in protecting families every day.

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The story of how guerilla fighter Kim Il Sung rises to power, takes complete control of his country and makes himself a god in the eyes of his people; a chronicle of Sung's early days in power, including how he starts the Korean War.

The decline of Kim Il Sung and the rise of his son, Kim Jong Il; how Jong uses filmmaking and propaganda to gain power; the story of how Jong kidnaps South Korean filmmakers and wages a terror campaign in the buildup to the Seoul Olympics.

At the close of the Cold War, North Korea loses Soviet patronage; Kim Jong Il starts a nuclear weapons program; his government makes counterfeit money and sets up factories making crystal meth; he parties while the country struggles economically.

Kim Jong Un takes power at the age of 28 and consolidates power by killing his uncle and half brother; the story of Un's friendship with basketball player Dennis Rodman and a breakdown of Un's historic 2018 summit with U.S. President Trump.

Experts take an in-depth look into Kim Jong-un's mind as he tries to forge a future for his dysfunctional kingdom while maintaining tight control of his people.

Kim Jong Un tries his hand at diplomacy seeking legitimacy for his totalitarian regime.

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 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.

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

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

CBP seizes counterfeit medications, and HSI pursues a series of maritime smuggling cases.

USCG stops over 13,000 kg of cocaine and works with HSI to detain smugglers.

The unforeseen arrest of an American in Pakistan threatens one of the most secretive missions in CIA history.

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

USCG stops over 13,000 kg of cocaine and works with HSI to detain smugglers.

The unforeseen arrest of an American in Pakistan threatens one of the most secretive missions in CIA history.

Airport workers reunite travelers with competitive ballroom dresses and a headphone case holding $1,200 but must auction an unclaimed bag of jewelry.

Airport lost-and-found workers strive to reunite travelers with a wrestling championship ring, Native American regalia and a white taxidermied rat.

Vintage Jordans, a mobile barber van and a stuffed animal are left behind.

Vintage rackets, a live dog and a soldier's uniform are returned to owners.

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

Join your hosts Kevin Cash & Cory Cady as we discuss the 250th Anniversary of America with the official "America 250" logo on a Silver American Eagle label; we are locking in orders for this iconic release, but coins are limited! Don't miss out!

See how one company is changing people's lives by helping them put their tax problems to rest.

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Every five seconds there's a victim of identity theft; LifeLock helps alert, restore identity and reimburse lost funds-leading the way in protecting families every day.

Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

In the African desert country of Mali, rare desert elephants must migrate for food and water.

Albert Lin explores the tomb of China's first emperor and Nan Madol in Micronesia.

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

Travel to Greece to investigate fact and fiction behind the legend of Atlantis.

Dan Snow explores the mountaintop city of Machu Picchu.

Learn the story of Stonehenge, from ancient myths to the latest discoveries.

Learn the story of China's Terracotta Army, from first discovery to the latest.

Dan Snow explores the dinosaur gold rush in America's Wild West.

Host Dan Snow explores the discovery of Egypt's Valley of the Kings.

Will heads to the Himalayas in search of the secret to happiness.

Will travels to a remote South Pacific island threatened by rising seas.

Will travels to the Kalahari Desert to learn the secrets of the San people.

Will heads to the North Pole for his final and most dangerous mission.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.

Host Dan Snow searches for Pompeii's gripping story of rediscovery.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.

A look at how Hitler's vast network of railways became the lifeblood of the Nazi empire, spreading Hitler's ambition and control across Europe and beyond.

A look at the engineering secrets of various iconic megastructures that went on to spark a technological revolution, ultimately changing warfare forever.

The Nazis use propaganda to motivate ordinary citizens to fight.

The Luftwaffe, a revolutionary German air force, serves to annihilate the enemy from the skies.

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A look at the migration patterns of millions of animals on this planet that have been passed down for generations.

A look at the migration patterns of millions of animals on this planet that have been passed down for generations.

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.

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.

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.

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.

Revisiting a medieval shipwreck that could reshape history; exploring a Greek version of Atlantis that sank in a tsunami, a Mexican temple rediscovered in the wake of a severe drought and rich remnants of an ancient city.

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.

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

Earthquakes, droughts and collapsing dams expose artifacts and graves.

Hurricanes, droughts and storms reveal strange mysteries, relics and artifacts.

In Japan, David meets masters who spend a lifetime refining a single skill.

David explores humanity's ability to endure extreme temperatures.

David Blaine examines fear by learning to interact with venomous creatures.

Explore the railways where extreme conditions turn travel into a perilous test.

David explores humanity's ability to endure extreme temperatures.

David Blaine examines fear by learning to interact with venomous creatures.

Explore the railways where extreme conditions turn travel into a perilous test.

Earthquakes, droughts and collapsing dams expose artifacts and graves.

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.

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.

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.

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.

Archaeologists investigate why Egyptians abandoned the pyramids and expose an ancient tomb.

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See how one company is changing people's lives by helping them put their tax problems to rest.

A lone diamond, $3,000 in cash and cosplay costumes get left behind.

Vintage rackets, a live dog and a soldier's uniform are returned to owners.

Vintage Jordans, a mobile barber van and a stuffed animal are left behind.

Airport lost-and-found workers strive to reunite travelers with a wrestling championship ring, Native American regalia and a white taxidermied rat.

Airport workers reunite travelers with competitive ballroom dresses and a headphone case holding $1,200 but must auction an unclaimed bag of jewelry.

Stories of drug smuggling and drama at El Dorado International Airport in Bogotá, Colombia.

In Bogotá, Colombia, El Dorado International Airport is full of drama and drug trafficking stories.

An officer smells cocaine and gets a bust.

A grandmother admits to smuggling cocaine.

A busted Colombian anti-narcotics officer; a cocaine vest; a hidden stash in a roller bag.

An officer smells cocaine and gets a bust.

Police find cocaine in packaged meat and sneakers.

Cocaine in hidden compartments, including bag handles, pants and capsules.

Police find cocaine in bag handles in an elderly man's pants and ingested as capsules.

Business-class cocaine bust; cocaine sleeping mats; ingested cocaine arrives from Africa.

CBP seizes counterfeit medications, and HSI pursues a series of maritime smuggling cases.

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.

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

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

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.

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Trusted brand Jacuzzi Bath Remodel and interior designer Christina Hall share their secrets on how you can easily and affordably transform your bathroom into a gorgeous custom, safe, stylish space in 1 day! Call for a FREE quote & installation.

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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. Further exploration from Iceland leads to the discovery of Greenland and to the shores of Newfoundland, making them the first Europeans to discover America.

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. But the reign was not to last with the Normans finally winning the English Kingdom in 1066. We look at the final days of the Viking empire.

Captain Bruce and the Wildcard crew target 45 tons of mackerel in four months.

The Wild Card crew heads into port with 10 tons of prized Spanish mackerel.

The Wild Card crew breaks their losing streak, smashing their weekly target.

Bruce makes a gamble that may cost dearly or set them up for a dramatic victory.

After landing a record haul, the Wild Card crew faces a new set of challenges.

Captain Bruce learns his mother suffered a stroke; Tiger takes over as captain.

When Juanita vanishes for hours while solo fishing, the team is on high alert.

The Wild Card crew breaks even. The team races to maximize profits.

Captain Bruce learns his mother suffered a stroke; Tiger takes over as captain.

When Juanita vanishes for hours while solo fishing, the team is on high alert.

The Wild Card crew breaks even. The team races to maximize profits.

The story of how guerilla fighter Kim Il Sung rises to power, takes complete control of his country and makes himself a god in the eyes of his people; a chronicle of Sung's early days in power, including how he starts the Korean War.

The decline of Kim Il Sung and the rise of his son, Kim Jong Il; how Jong uses filmmaking and propaganda to gain power; the story of how Jong kidnaps South Korean filmmakers and wages a terror campaign in the buildup to the Seoul Olympics.

At the close of the Cold War, North Korea loses Soviet patronage; Kim Jong Il starts a nuclear weapons program; his government makes counterfeit money and sets up factories making crystal meth; he parties while the country struggles economically.

Kim Jong Un takes power at the age of 28 and consolidates power by killing his uncle and half brother; the story of Un's friendship with basketball player Dennis Rodman and a breakdown of Un's historic 2018 summit with U.S. President Trump.

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See how a drug-free patch is helping people find relief-without medication.

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Alaska Natives train the next generation to provide from the land.

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

Alaska Natives work to rebuild after an unprecedented storm surge floods and devastates coastal villages.

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.

Alaska Natives battle the seas of the arctic as winter looms.

Alaska Natives battle the seas of the arctic as winter looms.

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.

Monumental remains of the Inca mark the empire's vast expansion.

The Inca Empire's golden age shines with riches, sparking the El Dorado legend.

The mighty Inca Empire collapsed in less than a decade to Spanish conquistadors.

Australia's outlaw bikers battle local police and Chinese Triads to keep control of the highly lucrative crystal meth trade; enhanced.

Phoenix is under the control of one of Mexico's most powerful and ruthless drug organizations, the Sinaloa Cartel; enhanced.

4th of July in Chicago can mean three things: fireworks, drugs and gang violence.

The facts behind how Portland, Ore., became the heroin capital of the United States; enhanced.

Vancouver's suburbs hide a drug trade, spawning a gang rivalry; enhanced episode.

Designer drugs are the new battleground in the war on narcotics.

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Survivalist Hazen Audel faces peaks and flooded caves as he seeks out a hidden village deep in the jungles of the Mekong Basin.

Bushcraft expert Hazen Audel ventures deep into the ancient forests of Laos in a quest to find seasonal mushrooms that are highly prized by local tribes.

Survivalist Hazen Audel ventures high onto the Bolaven Plateau, a rugged and unspoilt corner of the Lower Mekong Basin in Laos, on a mission to seek out traditional musket hunters who make their own gunpowder using ancient techniques.

Survivalist Hazen Audel embarks on a wild search of giant reticulated pythons in the swamps of the Beung Kiat Ngong Wetlands, Laos, one of the Mekong region's wildlife havens.

Hazen Audel faces the Mekong's wild waters, joining daring fishermen in an exciting fishing challenge.

Squibb and Troy repair a sinking float that could cause a massive oil spill.

As the community of Port Protection springs forward, Squibb and Troy join forces to repair a sinking float that could cause a massive oil spill.

Sam's youngest son returns, as Veronica learns the basics.

The villagers of Port Protection are back to paving with good intentions.

Curly shoots a bear; Troy and Sarah struggle with a new water system.

Residents tackle tasks at the height of summer's season of productivity.

All around Port Protection, neighbors lend each other helping hands.

In this enhanced episode, living in Port Protection can be a dog's life.

After a tragic loss, Port Protection honors the legacy of a dear friend.

Alaskans must improvise to build what they need to survive.

In this enhanced episode, living in Port Protection can be a dog's life.

Bjørn and Thord work together to rescue a truck heavily loaded with steel; in the north, Jo Roger tries to salvage a new harvester, but he gets angry when the impatient driver delays the rescue, putting the crew in danger.

With the waterways open, Alaskans navigate rivers for key resources.

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

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

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

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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.

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

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

The story of Russian leader Vladimir Putin, told by those who know him best.

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

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

MIA CBP question a traveler who has a suspicious story; HSI targets a cocaine trafficker.

HSI takes down a suspected weapons trafficker with ties to organized crime; CBP is on alert for popular club drugs being concealed in liquid form.

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

CBP targets a wildlife-smuggling ring in Miami and cracks down on cocaine in Atlanta.

HSI stakes out a suspected meth smuggler in Atlanta.

AMO pursues a boat fleeing to foreign waters; CBP busts a drug-smuggling family.

A captured teen and secret tech bring the CIA closer to the Taliban's "Butcher."

CBP saves sacred African artifacts and finds a mega shipment of meth at LAX.

AMO pursues a boat fleeing to foreign waters; CBP busts a drug-smuggling family.

A captured teen and secret tech bring the CIA closer to the Taliban's "Butcher."

A 40th-anniversary gift, $1,500 in cash and a stuffed jewelry box get lost.

Airport workers work to reunite travelers with their family's heirloom gold Rolex, a $5000 Gucci bag, an espresso maker and a missing prosthetic eye.

Lost and Found agents return a pair of Shriners fezzes, a designer watch worth $12,000 and a bride's pearl necklace to their owners.

Lost and found workers return a bag full of old family photos and a wallet.

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The story of the airmen that seismically shifted the Allies fortunes during World War II, known as the Mighty Eighth Airforce; featuring never before seen archival footage.

Japanese force Allied POWS and Asian laborers to lay 258 miles of track to build the Burma Railway in support of their armed forces during the Burma Campaign.

Armed with one of the most famous generals of World War II, Erwin Rommel, Adolf Hitler takes on the Allies across Tunisia, Libya and Egypt -- in a brutal campaign that pushes the British to their limits and will dictate the course of the war.

The Nazi war machine reaches the English Channel in May 1940; Hitler plans to destroy Britain's air power and land troops in southern England.

Japan and the U.S. vie for control of Guadalcanal in the Pacific; whoever controls Guadalcanal will potentially win World War II.

When Allied spies plant false documents on a corpse, they are carrying out one of the most audacious deceptions of World War II; Operation Mincemeat ensures that the Allied invasion of Sicily takes the Nazis by surprise.

The Luftwaffe, a revolutionary German air force, serves to annihilate the enemy from the skies.

In Sri Lanka, a fortress rises from volcanic ashes; mysterious stone heads dot a remote island in the Pacific; in India, an intricate Hindu temple emerges as an example of rock-cut architecture in the world.

Stretching across immense landscapes and towering above their surroundings, the Colosseum, the Great Wall of China, and Malbork Castle are borne of blood, sweat, and revolutionary engineering.

Angkor Wat is built as a stone replica of the universe, while the ancient Mayan pyramid El Castillo marks a sacred axis connecting earth and sky. In the hills of Ireland, the Newgrange harnesses the transformative power of the solstice sun.