National Geographic- Iceland River Challenge

From India to Alaska, come join us as we discover unridden spine walls, massive airs, and full throttle riding in some of the wildest and most spectacular places on earth. Witness the 21-year athlete roster as they come together for a reunion-style massive group shred of the Palisades at Squaw Valley. Tight Loose is living to the fullest!

David Attenborough brings to life, in unprecedented detail, the last days of the dinosaurs. Palaeontologist Robert DePalma has made an incredible discovery in a prehistoric graveyard: fossilised creatures, astonishingly well preserved, that could help change our understanding of the last days of the dinosaurs. Evidence from his site records the day when an asteroid bigger than Mount Everest devastated our planet and caused the extinction of the dinosaurs. Based on brand new evidence, witness the catastrophic events of that day play out minute by minute.

A small, elite fraternity of high-altitude skiers climb the highest peaks in the world in pure Alpine style, carrying their skis and declining to use supplemental oxygen. At the top of the world, high in the Death Zone, they lock into their skis and challenge the most dangerous slopes in the world—under weather conditions that are as perilous as the thin air, hidden crevasses and 10,000 ft. sheer faces that drop into Nepal and Tibet far below.

A documentary of insect life in meadows and ponds, using incredible close-ups, slow motion, and time-lapse photography. It includes bees collecting nectar, ladybugs eating mites, snails mating, spiders wrapping their catch, a scarab beetle relentlessly pushing its ball of dung uphill, endless lines of caterpillars, an underwater spider creating an air bubble to live in, and a mosquito hatching.

For more than 20 years, Maurice & Katia Krafft have traveled the world. From Iceland to Hawaii, from Africa to Indonesia, they are usually the first to reach the scene of an eruption. Join them as they risk their lives to document the birth of a volcano.

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems. Featuring ongoing dialogues of experts from all over the world, including former Soviet Prime Minister Mikhail Gorbachev, renowned scientist Stephen Hawking, former head of the CIA R. James Woolse

How did humanity's earliest ancestors evolve into one of the most successful species on Earth? An extraordinary journey tracing the footsteps of early hominids. Using the latest paleoanthropological findings mixed with the latest CGI from Square Enix, this story is finally told.

National Geographic filmmakers, Dereck and Beverly Joubert, explore how some animals are thrust together by the forces of nature-sometimes through a millennium of evolution or even last year’s drought. In the aftermath of strange elephant deaths, they piece together a visually stunning story that confirms their theory that lions were hunting elephants. Narrated by Jeremy Irons.

The documentary follows leaders and community members from the tropical Pacific island nation who are making bold changes to move the needle on marine protection. With a population of under 2,000 people and a marine reserve covering 40% of its waters, Niue has demonstrated the ways in which traditional knowledge and contemporary science can live in harmony for the benefit of people and the planet.