This video explores a 21-day expedition to climb Denali, the tallest mountain in North America, where climbers must survive ...

Brad Shears, 43, finally summited Denali — the highest peak in North America at 20,000 feet above sea level — on May 29 after training for four years because of the pandemic and weather delays. “It ...

Climbing Denali is one of the toughest mountaineering challenges in the world, but many expeditions fail because of small mistakes that slowly turn into major problems. In this video, we break down ...