Photograph by Tommy Heinrich
A rare view of the epic ridge on the Chinese side of K2—so remote and difficult that most climbers tackle the Karakoram Range peak from the Pakistani side. Here, members of the 2011 expedition ferry equipment to the base of the 28,251-foot summit.
Photograph by Ralf Dujmovits
Buffeted by stinging blasts of wind-driven snow, Gerlinde Kaltenbrunner checks the ropes the team has spent weeks fixing along the entire route—9,000 feet of rope in all.
Commander Neil Armstrong, the first on the moon, captured this image of his partner in crime Apollo 11 astronaut Buzz Aldrin.
http://science.nationalgeographic.com/science/photos/moon-exploration-gallery/