Huell has the adventure of a lifetime when he climbs Yosemite’s formidable Half Dome. Learn about the history of Half Dome and how hikers are able to climb the icon with a man-made guiding system that is over 100 years old. Join Huell in this one-hour special documenting his 17-mile round trip trek, along with other avid hikers, to conquer this 4800-foot high landmark.