Nat Geo HD

A peak inside the factory that makes the most durable heavy-duty trucks and engines in the world. Each huge vehicle can pack 605 horsepower and tow up to 200 tonnes. 7+.

Investigators face puzzling questions when a Boeing 767 crashes into the hillside several miles from South Korea's Gimhae International airport. (S16, ep 3) 7+.

Authorities suspect a terror attack when a plane explodes after taking off from JFK. The FBI joins investigators in their search for answers. (S16, ep 4) 7+.

This episode shines a light on three astonishing feats of flying after devastating systems failures in the air put pilots to the test. 7+.

A fatal 737 Max crash in 2013 is followed by another just five months later, leading investigators to question how these tragedies could have been avoided. (S1, ep 1) 7+.

Titan transports move the biggest and most earth shaking loads by land, sea and sky: moving the critical goods that make our world run. (3 of 6) 7+.

Exploring a history of firsts, from the Fritz X to the world's first precision-guided weapon deployed during combat.

After most of his regiment is wiped out, a Canadian battalion adjutant who normally stays behind to coordinate logistics must lead his company into battle on the Rhine.

The series pulls the plug on The Nile to reveal the lost wonders of the Ancient Egyptians and the origins of their obsession with the afterlife. (S1, ep 8) 7+.

How did a nuclear missile explode in its silo? And why was the ferry Estonia's sinking the worst European maritime disaster since Titanic? 7+. (2 of.

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+.

Evidence from the disappearance of EgyptAir Flight 804 leads investigators to theorise different causes for the plane's demise. (S22, ep 10) 7+.

Hannah Fry visits Iceland to discover how this stark, treeless island became a global success story. (4 of 6) 7+.

Porsche 911 Targa: Early onset dementia has left Ben struggling to maintain his beloved 1973 Porsche 911 Targa. Can the boys breathe new life into this old classic? 7+.

Explore the storied pasts of Ferrari and Maserati. The battles that fuelled automotive innovation and how they're now charging into a green future. (S2, ep 1) 12+.

In 1987, a flight leaving Detroit killed all but one of its passengers when it crashed before take-off. Can investigators find out what happened? (S8, ep 2) 12+.

The boys pick up a 1991 VW T4 Campervan. Its owner has recently suffered with cancer and his wife hopes the car will bring some light into his life. (S7, ep 7) 7+.

The imminent arrival of the Prime Minister of Singapore has security on high alert, while Duty Manager Mel is excited to escort his favourite popstar. (S1, ep 5) 7+.

The Danley Demolition team gambles on a 1730s New Hampshire farmhouse but, just before they start bidding, they find out the owner is keeping the salvage. 7+.

Given permission to take whatever they can carry, Jay and the team fill their truck with unusual and valuable items from an abandoned lace factory. (13 of 14) 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+.

Step inside a family business and a huge company churning out cheeseburger sliders. Plus, discover Red Gold Salsa's secret ingredient. (S1, ep 7) 7+.

Learn how one company make 80,000 carrot cakes every day, discover what a cryogenic processor does and step inside Budweiser Beer's headquarters. (S1, ep 9) 7+.

June fears for her pups. Charlotte must fight the bullies if she's to survive the dry season. A cannibalistic male moves onto Ruby's patch. (S1, ep 6) 7+.

June must deal with orphaned pup Vince, who wants to join her burrow. There are deadly consequences when Scarlett's fearless young go looking for badgers. (S1, ep 7) 7+.

Teleshopping. 7+.

Step inside Europe's largest brewery. The home of Heineken in Holland makes roughly enough lager a year to pour every sixth person in the world a pint. 7+.

Experts examine why Garuda Indonesia Flight 152 crashed into the jungle, killing 234 people, when it was minutes away from the Medan airport runway. (S16, ep 10) 7+.

The pilots blamed the weather when USAir Flight 1016 fell from the sky, killing 37 people. But were severe rains only part of the story? (S16, ep 6) 7+.

Three flights ending in tragedy prove that minor missteps during take-off can have disastrous consequences. 7+.

In 1985, Japan Airlines 123 was due to carry 524 passengers from Tokyo to Osaka. But just 12 minutes into the flight, the Boeing 747 suffered a fatal decompression. (S1, ep 2) 7+.

Mining has been a very dangerous process. Now, with the evolution of engineering, colossal machines have made the unthinkable possible. (4 of 6) 7+.

From mundane questions of survival to creating a stronger and better soldier and how the Nazis used science to study human constitution and its limits. (S1, ep 5) 7+.

An American soldier must crawl through an enemy minefield to capture to German machine gun nests holding up his unit in the Hurtgen Forest. 7+.

Experts pull the plug on the North Sea to find out what happened to the British and German ships when the Battle of Jutland ended. (S1, ep 9) 7+.

Three Mile Island, Mont Blanc Tunnel, Sampoong Mall: How did a nuclear reactor at Three Mile Island melt down? And how did a small truck fire become a lethal inferno? 7+. (3 of.

The 2004 tsunami was the most brutal natural disaster of our time. What contributed to the magnitude of the killer wave, and how can a similar tragedy be prevented? 7+.

The second fatal crash involving the Boeing 737 MAX 8 in five months occurs when Ethiopian Airlines Flight 302 nosedives, killing everyone on board. (1 of 10) 7+.

Stefan Hördler, a world-leading expert on Nazi history, investigates a previously unpublished album containing hundreds of Nazi officer faces.

As the Battle of the Bulge rages, a young US scout becomes separated from his regiment and spends the night trapped behind the enemy line.

After being invaded by the Germans in the west and the Soviets in the east in 1939, the Poles were liberated during the Battle of Barbarossa.

Looks into the 1988 Habsheim Airshow, where the maiden Air France flight of the new Airbus A320 dived into a forest and became consumed by flames. (S8, ep 3) 12+.