Watch into twin galaxies HDtoday. Three National Geographic "Adventurers of the Year" embark on an insane kayaking mission in Greenland. Kite skiing, they tow their whitewater kayaks more than 1000 km over the Greenland Ice Cap to reach the northernmost river ever paddled.
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Most summer holidays don’t involve skiing hundreds of kilometres over a frozen fjord in the Arctic Circle, but adventurers Erik Boomer and...
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Account of the first French expedition to the Himalayas, which attempted to climb the hidden peak (Gasherbrum I) in 1936, from the preparations for...
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Caves of Glass is a documentary from director Sid Perou's Realm of Darkness series, focusing on the ice caves of the Austrian Tennengebirge Alps,...
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Join James and Albany, along with their faithful companions 'Onyx' and 'Rocco', on an awe-inspiring kayaking journey along Australia's longest river...
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Take to the sky and come face-to-face with Washington states majestic mountains, including one of the Pacific Northwests most well-known symbols:...
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In New York's Adirondack State Park, 46 mountains rise over 4,000 feet in elevation-these are known as the "High Peaks." The men and women who...
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What if you temporarily took leave from the safety of everyday life to battle through a challenge that scares you? What if your only worries were...