Nat Geo HD

Cutting-edge documentary which pulls the virtual plug from North America's Great Lakes. What secrets of geology and human history lurk beneath these huge expanses of fresh water? 7+.

Thord puts his life in danger to rescue one truck that skidded to a stop on the ice, while rookie Raido battles icy conditions to recover a fish truck. (S9, ep 3) 7+.

Eager to keep hold of the Channel Islands, Hitler ordered that some of the Third Reich's most fortified structures be built on British soil. (S3, ep 1) 7+.

On 19 February 1985, a China Airlines flight stalled in mid-air. The pilots managed to pull the plane out of its dive avoiding disaster. Why did it happen? 7+.

Former members of Hitler's SS speak openly about their part in one of the most powerful and feared organisations in Nazi Germany. (1 of.

Former members open up about their time in the SS - the paramilitary organisation ordered by Hitler to eradicate enemies of the Nazi regime. (2 of.

Rauray, Normandy, 1944: British commander John Semken's Sherman faces a German Tiger just 110 metres away. Against all odds, he triumphs, revealing why the Allies were winning. 7+.

Titanic In The Sky: On 4 November 2010, the pilots of Qantas Flight 32 had to deal with a series of failures when an explosion tore apart an engine on their A380. 7+.

The hosts pick up one of France's most legendary rally racers: A 1972 Renault Alpine 110. The car has never been driven by it's owner, Guido. (S9, ep 7) 7+.

Drugs, Bugs, and The Big Buy-Bust: As the team navigates the bustling airport, they face pressing issues, from detecting fraudulent visas to uncovering human trafficking. 7+. (7 of.

CBP busts drug smuggling in Florida, NYC and San Diego. Ketamine, $100K cocaine, 1.25kg meth delivery and 61.4kg meth seized from a car worth $470K. 7+.

The hunters visit a local dentist in search of precious metal to melt for cash. Plus, can they find treasure in medical supplies and aeroplane engines? 7+.

The treasure hunters visit estate sales and auction houses in search of silverware. But can they bag profit-making pieces at the right prices? 7+.

Make eyes with sweet potato fries, decadent Triple 'C' cheesecake, a menagerie of animal crackers, and a spicy tofu with a 2,000-year history. (S4, ep 8) 7+.

Discover the story behind vanilla extract, froggy gummy candies, and how to make millions of perfect Hershey's Kisses every day. (S4, ep 9) 7+.

Since the '90s, there have been more than 60, often fatal, shark attacks within the Recife area of Brazil. The question is, why? (S6, ep 7) 12+.

In 2010 the number of shark attacks in Western Australia exploded. Join the experts as they try to identify the cause of this change. (S6, ep 8) 12+.

Chris Barrie takes a ride in a Back to the Future DeLorean DMC and revisits the battles of the Falklands War as he seeks out the greatest British machines. 7+.

Three catastrophic approaches provoke questions, from a turboprop disaster to an invisible culprit on the Cuban border. (S6, ep 6) 7+.

Detailing the shocking truth behind 9/11. Could anyone have stopped the attacks? Air traffic staff are among those offering a fresh take on the tragedy. 7+.

September 1939. The life of German U-Boat Commander Fritz Julius Lemp takes a series of dramatic turns as he risks the wrath of Adolf Hitler. (S3, ep 2) 7+.

In April 1940, German battleships infiltrate Norwegian fjords in a bid to seize key ports and secure Hitler's supply of iron ore. (S3, 1 of 6) 7+.

After all 301 people on board Saudia Flight 163 were killed when a fire engulfed the plane, investigators had to determine why the flames spread so rapidly. (6 of 10) 7+.

Investigators struggle to explain why PenAir 3296 failed to stop after landing at a famously tricky Alaskan airport - until they uncover the truth. (7 of 10) 7+.

In 1944, British and US troops fought together to capture the fortified German town of Geilenkirchen, a key stronghold in the Siegfried Line.

Historic texts tell of an Egyptian city in the Nile delta. Can draining the waters of the Mediterranean reveal this metropolis in all its former glory? 7+.

Thord and Erlend get spooked trying to rescue a van beside a graveyard, while Bjoern gives rookie Jan Erik a lesson in becoming a proper rescuer. (S9, ep 5) 7+.

Ruins across Europe tell the story of a devastating and revolutionary military tactic that nearly allowed Hitler to create his Thousand Year Reich. 7+.

31 August 1986. A calm Labor Day is shattered by tragedy. More than 80 lives are lost when two planes fall from the sky. How and why did they collide.

Dark Waters: Will, afraid of spiders, journeys into the Ecuadorian Amazon to abseil into the womb of the Earth and harvest tarantula venom. (S1, ep 3) 7+.

US Paratroopers dropped into France before the D-Day landings and battled Nazi defenders for a key bridge behind enemy lines.

Former slave labourers at the Sobibor death camp in German-occupied Poland discuss their lives as prisoners and share the story of their courageous escape on 14 October 1943. 7+.

Investigators uncover the tragic misunderstanding of the Kegworth air disaster - when British Midland Flight 92 crashed in 1989, killing 47 people. (S13, ep 1) 7+.

The hosts head to Leicester to pick up a Mk 3 Ford Cortina, once Britain's top selling car but now on the automotive endangered species list. 7+.

As thunder rumbles and rain pours, maintenance teams carry out urgent post-winter repairs, but lightning forces them inside. (7 of 10) 7+.

HSI seizes 142kg of cocaine found in avocados in Miami. CBP busts TX stash house with 16 migrants and $40K of smuggled Viagra is found at JFK. 7+.

Reality series following a new breed of urban treasure hunters who are scouring America looking for precious metals in the most unlikely places. 7+.

On the hunt for precious metals, Dave gets his hands on some old gold mining equipment, Rich gets a lead on an old building and Diego meets a tattoo artist. 7+.

Discover the recipe for tutti-frutti candies, spinach potato latkes, and the delicious crisps that are packed with beans and veggies. (S4, ep 10) 7+.

Discover the tantalizing story of puttanesca pasta sauce, nutty almond cookies, roasted vegetable souffle and more. (S4, ep 11) 7+.

New Smyrna Beach in Florida has the most recorded shark attacks in the world. What is it that attracts sharks to this coastline? (S6, ep 9) 12+.

In 2017 and 2018, three Cape Cod beachgoers are attacked by sharks, and one of them is killed. Why did these awful events take place? (S6, ep 10) 12+.

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Chris explores the R101 airship, as well as post-WWI motorbikes, lorries and petrol pumps, and the decade's obsession with motor racing. 7+.

After a Chinese airplane lands at a top-secret US Air Force base, the search is on for the cause of a deadly rollercoaster ride in the sky. (S24, 1 of 10) 7+.

A look at the devastating tsunami that swept Northern Italy in 1963. Largely down to human error, the death of 2,000 people could have been avoided. But how? 7+.

After facing down three destroyers in the Japanese occupied harbour of Kiska, Alaska, an American submarine takes the fight to the south Pacific. (S3, ep 5) 7+.

A fearsome new Nazi battleship, sets sail for the Atlantic with a mission to destroy Allied supply ships. (S3, 2 of 6) 7+.

After a long maintenance stop, the pilots of Colgan Air 9446 struggle to stay in the air - eventually nosediving into the waters off Cape Cod. (8 of 10) 7+.

When a DC-8 with just three working engines crashes during take-off, killing all three pilots, the training simulator is found to have been fatally wrong. (9 of 10) 7+.

Experts deep dive into the various lone wolf assassination attempts made on Adolf Hitler. Through detailed scientific analysis and dramatic reconstructions. (S1, ep 1) 7+.

Drain the Last Wrecks of World War II: The wreckage from one of Hitler's U-boats continues to leave a poisonous Nazi legacy behind. 7+.

Thord tries to tow out a car that crashed into a field after a snowstorm, while a driver steers his truck off the road to avoid a collision in the north. (S9, ep 7) 7+.

A look at the deadly weapons and incredible structures built in the Nazis' bid for world domination, beginning with Hitler's infamous mountain-top chalet. 7+.

In April 1996, a jet carrying the US Commerce Secretary Ron Brown crashed in Croatia. Follow the American Air Force investigation into the crash. 7+.

Spring break puts new pressure on the airport infrastructure, its staff and the very planes themselves. (S1, ep 8) 7+.

As Hitler calls for Total War, every man, woman and child is forced to play their part. The result is one of the greatest air defence systems ever. 7+.

As students reach the midpoint of their training, they start the dogfighting phase. To pass, they must outmaneuver their opponent and take a 'kill shot'. (S1, ep 3) 7+.

Tragedy In The Air: F1 driver Niki Lauda investigates the fate of Lauda Air Flight 004, uncovering a design flaw that could affect planes globally. (S13, ep 2) 7+.

Mother Nature's game is not for the weak or unprepared and the next generation of Alaskans must rise to the occasion.

A drug vehicle unloads in a parking lot and the driver flees on foot. Meanwhile, a second stash of cocaine is found in a storage unit. 7+.

At LAX, CBP dismantles a shipment with 66 kilos of meth worth $509,000 and a music festival draws travellers with illegal promethazine and firearms. 7+.

Dave hopes to find hidden gold in a former jewellery store. Plus, Rich makes an unlikely find when he clears out an antique dealer's storage locker. 7+.

Rich hunts for old rocket parts under the belief they are made from precious metal. Plus, how much can Dave make from the silver found on old photo paper? 7+.

Get to grips with Hot Tamales and cheese crisps, and visit a state-of-the-art factory that produces 1.5 billion chocolate truffles a year. (S4, ep 12) 7+.

Sink your teeth into Indian cashew candy, cookies and tropical smoothies and learn how to produce 500,000 chocolate bars a day. (S4, ep 13) 7+.

The beaches of North Carolina are the site of four shark attacks, and experts are determined to find out why. (S6, ep 11) 12+.

In 2010, the peace enjoyed by visitors and residents alike was suddenly shattered by a shocking shark attack - the first ever recorded along its coast. 12+.

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Chris discovers there's nothing like a war to get an inventor's cogs going, as he investigates fire pumps, radar, shrapnel-proof fire engines and tractors. 7+.

Sriwijaya Air Flight 182 crashed into the Java Sea after a hard left bank, revealing deadly defects in the investigation that followed. (S24, ep 2 of 10) 7+.

A tense look at the worst nuclear incident since Chernobyl. As a tsunami hit the Fukushima power plant in 2011, explosions tore the site apart, releasing lethal radiation. 7+.

German U-Boat commander Gunther Prien is recalled from patrol early and offered a secret mission to strike the Royal Navy at its home port. (S3, ep 1) 7+.

German and Italian tanks roll into British-controlled Egypt in a bid to capture the vital Allied supply route through the Suez Canal. (S3, ep 3 of 6) 7+.

Approaching Taipei in an intensifying electrical storm, China Airlines Flight 676 falls out of the sky, killing all 196 people on board. But why? (10 of 10) 7+.

On 3 January 2004, Flash Airlines flight 604 took off from Sharm el-Sheikh; moments later it crashed into the Red Sea. But what happened? 7+.

Resistance fighters in German-occupied nations risk all to assassinate Hitler. Experts reveal the plot details of each mission. (S1, ep 2) 7+.

In lakes and rivers of the modern United States, teams of explorers are discovering forgotten shipwrecks from the American Revolution. 7+.

When a truck driver refuses help after sliding to a standstill, he creates chaos on the main road. Plus, a gritter falls victim to the ice. (S9, ep 6) 7+.

A look at Nazi seafaring super weapon Type 21. A speedy submarine with phenomenal firepower, it was set to outperform any U-boat that had come before. 7+.

On 3 January 2004, Flash Airlines flight 604 took off from Sharm el-Sheikh; moments later it crashed into the Red Sea. But what happened? 7+.

Commercial flying is changed forever when investigators discover what caused Continental Airlines Flight 1713 to crash during heavy snow. (S17, ep 10) 7+.

In 1985, the deadliest year in civilian aviation, a DC-9 commuter plane crashes seconds after take-off from Milwaukee. (S24, 6 of 10) 7+.

Experts investigate the cause behind the devastating storm that ravaged New York. 7+.

Investigators face a baffling mystery when Varig Flight 254 crash-lands in a remote jungle nearly 700 miles off course. (S13, ep 3) 7+.