The World's Biggest Cave

Described as being a film about determination, danger and the ocean’s greatest depths, James Cameron's "Deepsea Challenge 3D" tells the story of Cameron’s journey to fulfill his boyhood dream of becoming an explorer. The movie offers a unique insight into Cameron's world as he makes that dream reality – and makes history – by becoming the first person to travel solo to the deepest point on the planet.

This documentary starring climber Alex Honnold and famous biologist Bruce Means document their expedition to the South American sky islands in search of new species and discoveries. Follows elite climber Alex Honnold and a world-class climbing team led by National Geographic Explorer and climber Mark Synnott on a grueling mission deep in the Amazon jungle as they attempt a first-ascent climb up a 1000 foot sheer cliff.

Learn the incredible behind-the-scenes story of how the original Star Wars movie was brought to the big screen in this fascinating documentary hosted by C-3PO and R2-D2 which includes interviews with George Lucas and appearances by Mark Hamill, Harrison Ford and Carrie Fisher.

Years spent recording footage of creatures from every corner of the globe is bound to produce a bit of drama. Here's a behind-the-scenes look.

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.

A visual montage portrait of our contemporary world dominated by globalized technology and violence.

Disneynature’s Elephant follows African elephant Shani and her spirited son Jomo as their herd make an epic journey hundreds of miles across the vast Kalahari Desert. Led by their great matriarch, Gaia, the family faces brutal heat, dwindling resources and persistent predators, as they follow in their ancestors’ footsteps on a quest to reach a lush, green paradise.

A documentary focused on plastic pollution in the world's oceans.

Roddy McDowall takes you, film by film, from production meetings to make-up sessions, then right onto the movie set to see the actual filming of the science fiction masterpiece. The most comprehensive history of Planet of the Apes ever created, this fascinating 127-minute documentary explores one of the most imaginative and influential series in movie history.

African Cats captures the real-life love, humor and determination of the majestic kings of the savanna. The story features Mara, an endearing lion cub who strives to grow up with her mother’s strength, spirit and wisdom; Sita, a fearless cheetah and single mother of five mischievous newborns; and Fang, a proud leader of the pride who must defend his family from a once banished lion.