National Geographic Channel Saturday

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Explorers discover the troubled history of Japan's Battleship Island, strange trees on the island of Socotra, and a skull found in a cave on Indonesia's Flores Island

Intrepid marine archaeologists shine a new light on graves long lost to the depths, coaxing secrets from their forgotten bones

In May 1941, the new Nazi battleship Bismarck set out to destroy Allied convoys in the Atlantic. It was up to the Royal Navy to stop it in its tracks

The point in the war when the Allies took the beaches of Northern France. They then faced a brutal fight through enemy territory in a bid to liberate Europe

An aerial journey over the Alps region, featuring an impressive feat of solar panel engineering, a hot air balloon festival and the Northern Bald Ibis in flight

Fuzz Townshend and Tim Shaw restore a BMW 2002 Turbo for a man who has owned it for 30 years, but has been unable to maintain it due to ill health

Fuzz Townshend and Tim Shaw secretly restore a Japanese off-roader that has developed engine problems while its owner was diagnosed with a potentially life-limiting disorder

How Notre Dame cathedral caught fire despite state-of-the-art smoke detection equipment. Plus, is there such a thing as an earthquake-proof building?

A Chinese aircraft lands at a top-secret US Air Force base, and the search is on for the cause of a deadly rollercoaster ride in the sky

Experts examine dashcam footage to discover why a plane clipped an elevated highway before crashing into Taipei's Keelung River

German investigators are stumped when two planes collide while flying in the skies over southern Germany

Highlights from the series

Part one of two. Documentary charting the dictator's rise to power, from his beginnings as a struggling artist in Vienna to his eventual demise in Berlin

Part two of two. Exploring Hitler's rise to the position of chancellor in 1933, and how he set out to ensure the Nazi party's members dominated every aspect of German society

Heinrich Himmler's role in establishing the SS - the elite soldiers tasked with ensuring Hitler's safety - and his part in the organisation of the Holocaust

A covert special forces unit and an international team of undercover investigators join forces to hunt down a notorious sex trafficking ring

Experts investigate the 1956 collision of two planes over the Grand Canyon in Arizona, and reveal a problem that threatened the entire aviation industry

Investigation into the 1979 crash of American Airlines Flight 191, which killed all 271 people on board in one of the United States' deadliest aviation accidents

Experts investigate the crash of United Airlines Flight 173 in Oregon, in which 10 people died after four of its engines failed

Documentary investigating the 2011 accident that killed a top-flight Russian ice hockey team. Experts try to determine what caused the fatal crash

The production of chick peas, samosas, mini eclairs and organic milk

The production of stuffed manzanilla olives, and how drinkable yoghurts are made

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