Tommy Caldwell

Tommy Caldwell is an American rock climber accomplished in sport climbing, hard traditional climbing, big-wall speed climbing, and big-wall free climbing. Caldwell made the first free ascents of several El Capitan routes in Yosemite National Park. He made the first ascents of some of the hardest sport routes in the U.S., including Kryptonite with grade of 5.14c/d, and the world's first 9a+/b route, Flex Luthor, at the Fortress of Solitude, Colorado in 2003.