Joe Puryear at 18,000 feet on the northeast ridge of Denali. The Muldrow and Traleika Glaciers are visible far below.

Looking down onto the Traleika Spur and Mount Silverthrone from 16,500 feet on Denali's south buttress.

Joe Puryear nearing the summit of Denali. This was day 28 of our ascent of Denali's long south buttress route, which we began climbing from the Ruth Glacier. The north peak of Denali is in the background.