Mountain climbers educated in the Alps discovered the vertical walls of granite in Yosemite in the 1930s and began to scale these monoliths. By 1941 climbers occupied a new permanent camp set up in the north side of Yosemite Valley, Camp 4. ... the geography of this scenius is unremarkable. Camp 4 is a nondescript, bland, dusty campground. Bui... See more