A summer loop from Denver to Salida, Crested Butte, Aspen and Breckenridge over Monarch, Kebler and Independence passes. Mainly for mountain bikers and hikers.
eventWhen: Kebler Pass (Crested Butte to CO-133, mostly gravel, open to passenger cars in summer) and Independence Pass (CO-82, opened May 22-June 1 in 2020-2025) are both closed in winter; high trails at all four stops are snow-free about July-September. [1][2][3]
car_rentalGetting there: Fly into DEN; major rental companies at the airport. Independence Pass has vehicle length limits; check CDOT before towing anything.