National Geographic Channel

'S20/E2 of 10 - Playing Catch Up'. When a private jet slams into an Ohio apartment building, the NTSB eventually uncovers an erratic descent, a puzzling delay, and a tragic perfect storm.

'S1/E1 of 10 - Underground Cities And Secret Chambers'. Scientists uncover a city, a chamber, and a complex, and map a tunnel network.

'S1/E1 of 2 - Adventures To New Worlds'. 4000 years ago, daring voyagers sail to new islands in the vast Pacific ocean.

In this special, we break down the science behind sinkholes and quicksand to learn how to avoid and survive these freaks of nature.

'S6/E6 of 6 - Hitler's Mediterranean Fortress'. When Allied spies plant false documents on a corpse, they are carrying out one of the most audacious deceptions of World War II.

'S3/E10 of 10'. For three inmates at the Clark County Detention Center, jail is a waiting game - with nothing but time, they're forced to choose whether to continue or change their ways.

'S1/E3 of 6 - Super Typhoon Terror'. A major series forming a unique view on the planet's fiercest storms through the experience of people who work at sea inside the major hurricane zones of the world.

'S1/E1 of 10 - Underground Cities And Secret Chambers'. Scientists uncover a city, a chamber, and a complex, and map a tunnel network.

'S1/E1 of 2 - Adventures To New Worlds'. 4000 years ago, daring voyagers sail to new islands in the vast Pacific ocean.

In this special, we break down the science behind sinkholes and quicksand to learn how to avoid and survive these freaks of nature.

'S4/E5 of 6 - Himmler's Folly'. As the Battle of the Bulge ebbs, Himmler launches a surprise offensive into France but is slowed by the bravery of a near-sighted US army cook.

'S1/E6 of 10 - Lost Colony Of Roanoke Island'. Investigations into skeletal remains, a spider discovery, the lost Roanoke settlers, and thousands of dead seals with strange corkscrew wounds.

'S1/E6 of 8 - Tension on the Line'. With the help of local villagers, Cyril and his team battle a flooded forest and insect stings in their search for pirarucu and piraiba.

'S2/E10 of 11 - Dark Web And Liquid Drugs'. HSI takes down a suspected weapons trafficker with ties to organised crime, and CBP agents are on high alert for popular club drugs being concealed in liquid form.

'S4/E5 of 14'. In this episode we learn just how many ways there are to embarrass, injure and humiliate yourself while volcano boarding or swinging on a trapeze.

'S4/E6 of 14'. In this episode we learn just how many ways there are to embarrass, injure and humiliate yourself while jumping off a boat or cornering on a bicycle.

'S5/E7 of 20'. In this episode we learn how many ways there are to injure and humiliate yourself dipping your dance partner, jumping in the snow, and bottle flipping.

'S5/E8 of 20'. In this episode we learn how many ways there are to injure and humiliate yourself running on sand, carrying wedding cakes, or doing high fives.

'S1/E6 of 10 - Lost Colony Of Roanoke Island'. Investigations into skeletal remains, a spider discovery, the lost Roanoke settlers, and thousands of dead seals with strange corkscrew wounds.

'S11/E1 of 10 - Renault Alpine GTA'. The boys are taking on a Renault Alpine GTA in need of some TLC - the car belongs to David, a former computer technician suffering with ill health.

'S1/E6 of 8 - Tension on the Line'. With the help of local villagers, Cyril and his team battle a flooded forest and insect stings in their search for pirarucu and piraiba.

'S2/E6 of 17 - Lost Nukes of The Cold War'. With access to daring expeditions, precision data and classified information, we drain the ocean and reveal the secrets of the nuclear-armed Cold War.

'S2/E10 of 11 - Dark Web And Liquid Drugs'. HSI takes down a suspected weapons trafficker with ties to organised crime, and CBP agents are on high alert for popular club drugs being concealed in liquid form.

'S20/E2 of 10 - Playing Catch Up'. When a private jet slams into an Ohio apartment building, the NTSB eventually uncovers an erratic descent, a puzzling delay, and a tragic perfect storm.

'S1/E1 of 10 - Underground Cities And Secret Chambers'. Scientists uncover a city, a chamber, and a complex, and map a tunnel network.

'S1/E1 of 2 - Adventures To New Worlds'. 4000 years ago, daring voyagers sail to new islands in the vast Pacific ocean.

'S2/E7 of 20 - Barks And Wags'. Dogs join us in our homes and workplaces, so in this episode we celebrate their achievements and failures.

'S2/E8 of 20 - Extreme Sports'. Dallas Campbell analyses how these brave but scientifically illiterate 'researchers' fail as they meet stupid head on while practicing extreme sports.

'S2/E2 of 17 - Secrets of The Spanish Armada'. Spain's attempted conquest of England failed when the Armada was defeated. We reveal how the English then stole ship technology to build their own empire.

'S11/E2 of 10 - Ford Mondeo'. Tim and Fuzz take on the challenge of restoring down-on-his-luck Karl's lacklustre Ford Mondeo and turning it into a fast-paced tribute touring car.

'S1/E7 of 10 - Indonesian Island Mystery'. Ancient terraces in Java are shrouded in mystery, hundreds of human remains are unearthed on St Helena, and a blood-red beach ignites wild speculation.

'S1/E7 of 8 - Edge of Disaster'. Cyril and his team battle for survival against hidden stingrays, black piranhas, and massive falling trees on their search for the Piraiba.

'S2/E11 of 11 - Cocaine Shoes'. HSI Miami make a breakthrough on a yacht during an operation targeting maritime smuggling, and CBP cracks down on illegal prescription medications.

'S20/E3 of 10 - Tragic Takeoffs'. An early-morning flight from Lexington, Kentucky ends in disaster when a twin-engine jet careens off of the tarmac.

'S1/E9 of 10 - Runway Ready'. Toronto Airport takes safety seriously, as challenges impact operations.

'S2/E4 of 10'. In 1968, a minute after takeoff from Heathrow, the wing of BOAC 712 caught fire.

'S1/E6 of 8 - Jose Rodriguez'. A CIA director faces fallout when an enhanced interrogation program is exposed.

'S3/E1 of 6 - No Better Place To Die'. After the surprise of the D-Day landings, Nazi loyalists fight to keep a ruthless grip on the towns, strongholds and fortresses of occupied Europe.

'S4/E1 of 3 - Losing Las Vegas'. Las Vegas is an oasis of work and play, both legal and illegal. Break the law on the strip, and you're hauled into the Clark County Detention Center.

'S1/E4 of 6 - Gulf Storms'. The warm, shallow waters of the Gulf of Mexico are like rocket fuel for hurricanes. We look at how the region is bracing for major storms this season.

'S1/E9 of 10 - Runway Ready'. Toronto Airport takes safety seriously, as challenges impact operations.

'S2/E4 of 10'. In 1968, a minute after takeoff from Heathrow, the wing of BOAC 712 caught fire.

'S1/E6 of 8 - Jose Rodriguez'. A CIA director faces fallout when an enhanced interrogation program is exposed.

'S4/E6 of 6 - Nazi Tank Hunters'. After a nighttime crossing of the Savio River, a platoon of Canadian tank hunters fights off Nazi Panther tanks with only the weapons they can carry.

'S1/E7 of 10 - Indonesian Island Mystery'. Ancient terraces in Java are shrouded in mystery, hundreds of human remains are unearthed on St Helena, and a blood-red beach ignites wild speculation.

'S1/E7 of 8 - Edge Of Disaster'. Cyril and his team battle for survival against hidden stingrays, black piranhas, and massive falling trees on their search for the Piraiba.

'S2/E11 of 11 - Cocaine Shoes'. HSI Miami make a breakthrough on a yacht during an operation targeting maritime smuggling, and CBP cracks down on illegal prescription medications.

'S4/E7 of 14'. In this episode we learn just how many ways there are to embarrass, injure and humiliate yourself while going down bumpy slides, horse riding and even twerking.

'S4/E8 of 14'. Learn just how many ways there are to embarrass, injure and humiliate yourself while scrambling on some rocks, or performing circle wheelies.

'S5/E9 of 20'. In this episode we learn how many ways there are to injure and humiliate yourself unicycling off-road, mounting a segway or arm-wrestling.

'S5/E10 of 20'. We learn how many ways there are to injure and humiliate yourself with blindfolds, punchbags or riding an inflatable down a waterslide.

'S1/E7 of 10 - Indonesian Island Mystery'. Ancient terraces in Java are shrouded in mystery, hundreds of human remains are unearthed on St Helena, and a blood-red beach ignites wild speculation.

'S11/E2 of 10 - Ford Mondeo'. Tim and Fuzz take on the challenge of restoring down-on-his-luck Karl's lacklustre Ford Mondeo and turning it into a fast-paced tribute touring car.

'S1/E7 of 8 - Edge Of Disaster'. Cyril and his team battle for survival against hidden stingrays, black piranhas, and massive falling trees on their search for the Piraiba.

'S2/E2 of 17 - Secrets of The Spanish Armada'. Spain's attempted conquest of England failed when the Armada was defeated. We reveal how the English then stole ship technology to build their own empire.

'S2/E11 of 11 - Cocaine Shoes'. HSI Miami make a breakthrough on a yacht during an operation targeting maritime smuggling, and CBP cracks down on illegal prescription medications.

'S20/E3 of 10 - Tragic Takeoffs'. An early-morning flight from Lexington, Kentucky ends in disaster when a twin-engine jet careens off of the tarmac.

'S1/E9 of 10 - Runway Ready'. Toronto Airport takes safety seriously, as challenges impact operations.

'S2/E4 of 10'. In 1968, a minute after takeoff from Heathrow, the wing of BOAC 712 caught fire.

'S2/E9 of 20 - Paws And Hoofs'. This episode is dedicated to cats and other friends who prove that although they lack opposable thumbs, they fare quite well when measured against humans.

'S2/E10 of 20 - Sports'. Dallas Campbell uses the ruler of science to measure what separates a champion from a looser in legendary sports like basketball.

'S2/E9 of 17 - Pacific War Megawrecks'. An expedition searches for the iconic wrecks of the Battle of the Pacific, including the USS Indianapolis, the ship that delivered the Hiroshima bomb.

'S11/E3 of 10 - Riley RMF'. Tim and Fuzz take on the challenge of restoring Richard's 1953 Riley RMF, a great British classic that's been in a garage for decades.

'S1/E8 of 10 - Scottish Island Fortress'. Findings include a small volcanic island with a dark past, elaborate ancient burials, an ancient analogue computer and orcas versus great white sharks.

'S1/E8 of 8 - Off The Hook'. After being left alone in hostile territory, it's a fight to the finish for Cyril and his team as they search for the giant Piraiba.

'S2/E1 of 11'. HSI conducts a controlled delivery of meth, while CBP deals with an unruly passenger.

'S20/E4 of 10 - Grounded: Boeing Max 8'. Indonesian investigators must determine why a Boeing 737 Max8, one of the best-selling new airplanes on Earth, plunged into the Java Sea.

'S1/E9 of 10 - Relitto del Pozzino, Ancient Opium, Liang Tebo'. Roman remedies, ancient opium and Stone Age surgery rewrite medical history.

In this special, we break down the science behind sinkholes and quicksand to learn how to avoid and survive these freaks of nature.

'S1/E1 of 4 - Vampiros'. Discover how vampires crept into our nightmares and why they've stayed there.

'S3/E2 of 6 - Hello In Hoven'. After the surprise of the D-Day landings, Nazi loyalists fight to keep a ruthless grip on the towns, strongholds and fortresses of occupied Europe.

'S4/E3 of 3 - Scammer In The Slammer'. At the Clark County Detention Center, inmates are trying to beat the system. It's the officer's job to know who's lying, and who's telling the truth.

'S1/E5 of 6 - Typhoon Alley'. Sitting in the heart of Typhoon Alley, the US territory of Guam is in the direct path of Typhoon Kammuri and locals brace themselves for its deadly impact.

'S1/E9 of 10 - Relitto del Pozzino, Ancient Opium, Liang Tebo'. Roman remedies, ancient opium and Stone Age surgery rewrite medical history.