Nat Geo HD

7+.

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Drug traffickers lead the Coastguards on a high-speed chase, an illegal fishing boat invades a nature reserve and a dinghy sends out a distress call. 7+.

A look into the 2009 crash of Turkish Airlines Flight #195. Just before landing, the plane mysteriously fell from the sky, killing 9 people. (S9, ep 6) 7+.

Welcome to The Siege of York. It's 866, and the Great Heathen Army has laid claim to the Northumbrian capital of York.

America's First Shot: Explorers aboard the research vessel Petrel detect a wreck off the coast of the Philippines that fits the profile of an American destroyer.

Rommel leads the Germans as they turn coastal areas into killing zones. But the Allies have a surprise in store: D-Day. (S5, ep 3) 12+.

In May 2013, a BA jet made an emergency landing at Heathrow. Five years prior, the engines on a BA plane failed. Did experts find out why? (S9, ep 2) 7+.

On final approach to Islamabad in heavy fog, Airblue Flight 202 slams into the Himalayan foothills, killing all onboard. (2 of 10) 7+.

Footage reveals hidden stories behind the collapse of France, from German soldiers celebrating on the Dunkirk beaches, to French civilians fleeing the Nazi advance.

Uncover the Venetian Empire's secrets with the help of a 14th-century galley, a 16th-century hoard of luxury cargo and more crucial artefacts. (S4, ep 1) 7+.

When two trucks collide in a blizzard, Thord needs his full team and support from Bjoern to clear the trucks and re-open the road. (S10, 5 of 8) 7+.

It's an 800-year-old icon with a state-of-the-art smoke detector - but how did Notre Dame cathedral catch fire? Plus, is there such a thing as an earthquake-proof building? (S1, ep 2) 7+.

Documentary looking at the tragic circumstances of the bombing of Pan Am Flight 103, which was the largest terrorist attack on Americans before the events of 9/11. 7+.

A chilling look at the evil campaign of Hitler's killing squad. Set up to implement the Final Solution, they carried out some of the most horrific crimes in history.

Behind the Fuhrer was a small group of trusted generals. This is the story of Himmler, Goebbels and Goering.

The series homes in on the controversial findings of the investigation into the crash of British European Airways 548, which killed 118 people in 1972. 7+.

Experts investigate the tragic fate of UPS Flight 6, a cargo jet which crashed shortly after take-off from Dubai in 2010 when a fire broke out onboard. 7+.