A pair of Americans completed what had long been considered the world's most difficult rock climb Wednesday, using only their hands and feet to scale a 3,000-foot vertical wall on El Capitan, the forbidding granite pedestal in Yosemite National Park that has beckoned adventurers for more than half a century.
:quality(70)/wp-adn.s3-website-us-west-2.amazonaws.com/image-archive/975961/Yosemite%20Climb_Dent.jpg)