Yosemite National Park is world-famous, attracting 4 million visitors each year. This book describes the continuing fraught contest at Yosemite between preservation and commercialism. It does so by highlighting important historic milestones, including the collaboration in 1903 between President Theodore Roosevelt and John Muir to protect Yosemite Valley. In more contemporary times, the author describes a riot in Yosemite that forever changed law...