Nat Geo HD

Vanished: With wreckage lost in the Atlantic Ocean, the crash of Air France Flight 447 in 2009 launched one of the toughest disaster investigations of all time. 7+.

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+.

Tunnels promise faster transport through hostile terrain, but when they fail the consequences are fatal. Can lessons from past disasters make them safer? (S1, ep 2) 7+.

Tim and Fuzz head to Stockport to take on a 1994 Vauxhall Cavalier Turbo, whose owner Darren was left tetraplegic after a horrific accident. (S10, ep 9) 7+.

Customs uncover $135,000 worth of cocaine stashed in a passenger's shirts. Things go very wrong when staff test out a spare parking space for a $330million plane. (S2, ep 8) 7+.

With flames emerging through the cockpit floor, the pilots of Pilgrim Airline 458 somehow manage to land safely - but the inferno doesn't stop there. (4 of 10) 7+.

Five months after D-Day, the war finally reaches German soil as British soldiers fight in the shadow of Hitler's infamous Siegfried Line. (S3, ep 2) 7+.

A US Parachute Infantry Regiment protects a critical bridge from a Nazi battle group during the opening days of the Battle of the Bulge. (S3, ep 5) 7+.

Archaeologists explore why the pyramids were abandoned. They unearth tactics used to protect mummies and find an ancient tomb. 7+.

Explore the ten worst disasters at sea from cruise ships to submarines, container ships to military vessels. (3 of 10) 7+.

See how the DC3 reshaped flight in the 1930s and returned as the C47 in World War Two, delivering allied victories from Europe to the front lines. (5 of 5) 7+.

Investigators scramble for answers when a vital piece of evidence fails to provide proof about a Pakistani airliner's crash in the Himalayas. (S19, ep 1) 7+.

The Mystery of the Trojan War: New evidence and excavations help archaeologists separate fact from myth in the legendary story of Troy. (S1, ep 4) 7+.

Experts reveal a different picture of the Dark Ages, as they unravel the mysteries of the treasure hoard unearthed by a metal detector enthusiast in 2009. 7+.

Mummy Medicine, King of Poisons, Maya Sweat Baths: Experts explore bizarre ancient cures, from powdered mummies and arsenic remedies to Maya healing rituals.

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+.