Keystone Resort is a ski resort located in Keystone, Colorado, United States. Since 1997 the resort has been owned and operated by Vail Resorts. It consists of three mountains – Dercum Mountain, North Peak, the Outback – and five Bowls (Independence, Erickson, Bergman, North and South Bowls) offering skiing at all levels. The three mountains are connected by a series of ski lifts and gondolas and access from two base areas called River Run and Mountain House. In the winter, Keystone offers night skiing, a five-acre resurfaced ice skating lake, sleigh rides and several fine-dining restaurants.