Classic Climbs for Boulder
Mountain Project's determination of the most popular, highly-rated routes.
Browse Classics
Colorado (34,844)
Boulder Canyon (1,877)
Eldorado Canyon State Park (1,259)
Eldorado Mountain (153)
Flagstaff (420)
Flatirons (1,399)
Lefthand Canyon (26)
Mount Sanitas (62)
Upper Dream Canyon (203)