Lost Cities of the Amazon

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.

Takes us to locations all around the US and shows us the heavy toll that modern technology is having on humans and the earth. The visual tone poem contains neither dialogue nor a vocalized narration: its tone is set by the juxtaposition of images and the exceptional music by Philip Glass.

Egyptian archaeologists dig into history, discovering tombs and artifacts over 4,000 years old as they search for a buried pyramid in this documentary.

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

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.

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

The film follows adventurer Jeff Johnson as he retraces the epic 1968 journey of his heroes Yvon Chouinard and Doug Tompkins to Patagonia.

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

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.

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

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