BBC Earth - New Guinea

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.

The story of the gold-plated statuette that became the film industry's most coveted prize, AND THE OSCAR GOES TO... traces the history of the Academy itself, which began in 1927 when Louis B. Mayer, then head of MGM, led other prominent members of the industry in forming this professional honorary organization. Two years later the Academy began bestowing awards, which were nicknamed "Oscar," and quickly came to represent the pinnacle of cinematic achievement.

A paralysingly beautiful documentary with a global vision—an odyssey through landscape and time—that attempts to capture the essence of life.

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.

In 2010 David Crowley, an Iraq veteran, aspiring filmmaker and charismatic up-and-coming voice in fringe politics, began production on his film Gray State. Set in a dystopian near-future where civil liberties are trampled by an unrestrained federal government, the film’s crowd funded trailer was enthusiastically received by the burgeoning online community of libertarians, Tea Party activists and members of the nascent alt-right. In January of 2015, Crowley was found dead with his family in their suburban Minnesota home. Their shocking deaths quickly become a cause célèbre for conspiracy theorists who speculate that Crowley was assassinated by a shadowy government concerned about a film and filmmaker that was getting too close to the truth about their aims.

Echo is a youngster who can't quite decide if it's time to grow up and take on new responsibilities-or give in to her silly side and just have fun. Dolphin society is tricky, and the coral reef that Echo and his family call home depends on all of its inhabitants to keep it healthy. But Echo has a tough time resisting the many adventures the ocean has to offer.

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.

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.

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.

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.