For more than 30 years Gordon Wiltsie has roamed the earth's loneliest wildernesses with his camera, capturing breathtaking images and matching such mountaineers as Jon Krakauer, David Brashears, and Alex Lowe mile for mile and pitch for pitch, while photographing them in conditions that seem to defy human survival. This book shocases his pioneering role in expedition photography creating this inspirational and unique body of work.