Dillon Reservoir four ski-resorts. Arapahoe Basin is medium-sized resort that is approximately ten miles from the lake. Keystone Ski Resort is a large tourist destination that is located approximately five miles away. Breckenridge, which is one of the largest ski resorts in Colorado, is located approximately seven miles from Dillon Reservoir. Copper Mountain is located approximately eight miles from Dillon Reservoir. These resorts stay open all year round. The reservoir is also a center of attraction for the area. During the winter months, ice fishing and snowmobiling are common activities. For warmer months, the towns of Dillon and Frisco each have marinas
John Forrest Dillon Y. Miller argues that Dillon hit upon a central paradox defining American cities: having great political authority while having little legal legitimacy. He quotes Dillon as calling municipalities "mere tenants at will of their respective state legislatures" which could be "eliminated by the legislature with a stroke of the pen". Dillon also said that eliminating local government would be "so great a folly, and so great a wrong". John Forrest Dillon John Forrest Dillon (December 25, 1831 – May 6, 1914) was an American jurist who served on federal and Iowa state courts. He authored a highly influential treatise on