Save the Titanic With Bob Ballard

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

With a team of the world's foremost historic and marine experts as well as friend Bill Paxton, James Cameron embarks on an unscripted adventure back to the wreck of the Titanic where nearly 1,500 souls lost their lives almost a century ago.

To prevent a world war from breaking out, famous characters from Victorian literature band together to do battle against a cunning villain.

A commercial diver is stranded on the seabed with only five minutes of oxygen supply, but with no chance of rescue for more than 30 minutes. With access to amazing archival footage, this is the true story of one man’s impossible fight for survival.

A ship sent to investigate a wave of mysterious sinkings encounters the advanced submarine, the Nautilus, commanded by Captain Nemo.

This documentary follows oceanographer Sylvia Earle's campaign to save the world's oceans from threats such as overfishing and toxic waste.

Ethan Hunt and team continue their search for the terrifying AI known as the Entity — which has infiltrated intelligence networks all over the globe — with the world's governments and a mysterious ghost from Hunt's past on their trail. Joined by new allies and armed with the means to shut the Entity down for good, Hunt is in a race against time to prevent the world as we know it from changing forever.

After years of swimming every day in the freezing ocean at the tip of Africa, Craig Foster meets an unlikely teacher: a young octopus who displays remarkable curiosity. Visiting her den and tracking her movements for months on end he eventually wins the animal’s trust and they develop a never-before-seen bond between human and wild animal.

A documentary exploring the legacy of Star Trek: Deep Space Nine, the reasons it went from the black sheep of Star Trek to a beloved mainstay of the franchise, and a brainstorm with the original writers on what a theoretical eighth season of the show could look like.

National Geographic's riveting effort recounts all 12 crewed missions using only archival footage, photos and audio.

An unprecedented and intimate look at the life, work and enduring legacy of British actress Audrey Hepburn (1929-1993).

In a futuristic world where the polar ice caps have melted and made Earth a liquid planet, a beautiful barmaid rescues a mutant seafarer from a floating island prison. They escape, along with her young charge, Enola, and sail off aboard his ship. But the trio soon becomes the target of a menacing pirate who covets the map to 'Dryland'—which is tattooed on Enola's back.

Oliver Stone charts the history of the United States from the Second World War to the present.

Milo and Kida reunite with their friends to investigate strange occurances around the world that seem to have links to the secrets of Atlantis.

David Attenborough takes viewers on a breathtaking journey showing there is nowhere more vital for our survival, more full of life, wonder, or surprise, than the ocean. Through spectacular sequences featuring coral reefs, kelp forests and the open ocean, Attenborough shares why a healthy ocean keeps the entire planet stable and flourishing.

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.

The remarkable story of The Weather Underground, radical activists of the 1970s, and of radical politics at its best and most disastrous.

Using original footage and interviews, this documentary tells the nail-biting story of Apollo 13 and the struggle to bring its astronauts safely home.

Imagine a world of incredible color and beauty. Of crabs wearing jellyfish for hats. Of fish disguised as frogs, stones and shag carpets. Of a kaleidoscope of life dancing and weaving, floating and darting in an underwater wonderland. Now, go explore it! Howard Hall and his filmmaking team, who brought you Deep Sea and Into the Deep, take you into tropical waters alive with adventure: the Great Barrier Reef and other South Pacific realms. Narrated by Jim Carrey and featuring astonishing camerawork, this amazing film brings you face to fin with Nature's marvels, from the terrible grandeur (and terrible teeth) of a Great White to the comic antics of a lovestruck cuttlefish. Excitement and fun run deep Under the Sea!

Bonded by their love of freediving, a record-setting champion and a heroic safety diver try to make history with a remarkable feat, ready to risk it all.