In its heyday, Colorado had more than 175 ski areas operating on the slopes of the Rocky Mountains, and while many of those resorts have shut down, their runs still shelter secret stashes of snow. Pristine slopes await backcountry powder hounds out to discover these chutes and steeps, bunny hills and bumps. Chronicling the history of more than 36 of these lost resorts, Powder Ghost Towns provides the beta for how to ski and board these classic runs...