Seventy-five years after Brad Washburn, one of the greatest aerial mountain photographers of all time, first shot Alaska’s Denali Mountain from the open door of an airplane, climbing buddies Renan…

Sir John Franklin set off from England in 1845 with two ships and 129 men to be the first to navigate the Northwest Passage, a new trade route over the…

Climbers Alex Honnold and Tommy Caldwell set out on a daring expedition to tackle Alaska’s formidable Devils Thumb. Battling harsh conditions and daunting peaks, they push their physical and mental…

In 2001, satellite imagery captured a mysterious “thermal anomaly” on an unexplored volcano at the ends of the Earth. What lies inside could provide new clues to help predict volcanic…

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…

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…