Kolumbus und die wahren Entdecker Amerikas

James Cameron and Simcha Jacobovici go on an adventure to find the lost city of Atlantis by using Greek philosopher Plato as a virtual treasure map.

Fearless alpine climbers Ueli Steck and Dani Arnold enter into a death-defying rivalry to set speed records on the Swiss Alps' great north faces.

Dick Proenneke retired at age 50 in 1967 and decided to build his own cabin in the wilderness at the base of the Aleutian Peninsula, in what is now Lake Clark National Park. Using color footage he shot himself, Proenneke traces how he came to this remote area, selected a homestead site and built his log cabin completely by himself. The documentary covers his first year in-country, showing his day-to-day activities and the passing of the seasons as he sought to scratch out a living alone in the wilderness.

Making of featurette for Sherlock Holmes (2009).

A comprehensive 12-part documentary on the making of "Spider-Man 2," covering everything from pre-production to premiere.

Oskar Gröning, known as the "Accountant of Auschwitz," was charged with the murder of 300,000 Jews. When he took the stand in 2015, at the age of 94, his trial made headlines worldwide.

The history of cinematic sound, told by legendary sound designers and visionary filmmakers.

For the 20th anniversary of "Titanic," James Cameron reopens the file on the disaster.

In the shady campgrounds of Yosemite valley, climbers carved out a counterculture lifestyle of dumpster-diving and wild parties that clashed with the conservative values of the National Park Service. And up on the walls, generation after generation has pushed the limits of climbing, vying amongst each other for supremacy on Yosemite's cliffs. "Valley Uprising" is the riveting, unforgettable tale of this bold rock climbing tradition in Yosemite National Park: half a century of struggle against the laws of gravity -- and the laws of the land.

In 1936, Victor H. Green (1892-1960) published The Negro Motorist Green Book, a book that was both a travel guide and a survival manual, to help African-Americans navigate safe those regions of the United States where segregation and Jim Crow laws were disgracefully applied.