Seattle's Loch Ness: The Lake Washington Sea Monster

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.

14-year-old Laura Dekker sets out on a two-year voyage in pursuit of her dream to become the youngest person ever to sail around the world alone.

Follow Alex Honnold as he attempts to become the first person to ever free solo climb Yosemite's 3,000 foot high El Capitan wall. With no ropes or safety gear, this would arguably be the greatest feat in rock climbing history.

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.

In an unbelievable story of perseverance, free climber Tommy Caldwell and climbing partner Kevin Jorgeson attempt to scale the impossible 3000ft Dawn Wall of El Capitan.

An unlikely team of activists and innovators hatches a bold mission to save endangered species.

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

Iconic snowboarder Travis Rice and friends redefine what is possible in the mountains. Experience the highs, as new tricks are landed and new zones opened, alongside the lows, where avalanches, accidents, and wrong-turns strike.

Reaching 29,029 feet, Mount Everest has long captivated mountaineers of all stripes. But a peak that draws athletes and mountaineers to new heights isn’t without danger — or a dark side. Perhaps the peak’s greatest mystery is the missing body of Andrew “Sandy” Irvine who disappeared alongside George Leigh Mallory in 1924 just 800 vertical feet from the summit. In Lost on Everest, we follow along as a team of elite climbers with new intel on the location of his missing body set out to solve what may be mountaineering’s great mystery. Along with the body, the team hopes to find Irvine’s camera and the footage that could rewrite history.

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.

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.

This remarkable journey across our planet and universe explores how meteorites, shooting stars, and deep impacts have awoken our wonder about other realms—and make us rethink our destinies.