We are the closest Colorado Zip Line Tour company to Summit County, only 15 minutes south of Copper Mountain, Exit 195 on Interstate 70. Base Camp is only 30 to 45 minutes from Breckenridge, Frisco, Keystone, Silverthorne, Dillon, Vail, Beaver Creek and Avon. In the summer, Aspen is only one hour to Base Camp via Independence Pass to Leadville. Denver is approximately 1-3/4 hours away. Save gas, spend your time zip lining rather than driving. Top of the Rockies Zip Line Tours is the ONLY true back-country tour!