AvatarSharon LamorA Park Ranger's Guide to YosemiteNational GeographicBoth the solitude of the alpine ridge and the throngs of the valley are part of the experience when you visit Yosemite National Park. “No temple made with human hands can compare with Yosemite,” wrote John Muir, whose crusading led to the creation of the park. Kari Cobb has been a ranger at the …