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Activities get outside with us

Courses learn outdoor skills

Upcoming Events

Boulder Rock Club
Wed, May 20, 2026

Climb – Boulder Rock Club

Indoor rock climb

Duncan's Ridge
Wed, May 20, 2026

Rock Climb – Duncan's Ridge

Toprope evening session at nearby Duncan's Ridge

Mount Shuksan
Wed–Sat, May 20–23, 2026

Intermediate Alpine Climb – Mount Shuksan

Boulder Open Space
Wed, May 20, 2026

Rise and Grind – Boulder Open Space - Green Mountain

Green Mountain from Realization Point - 3.8 mi, 1443 gain, 6am meet time.

Bobcats trip – Twin Sisters TH - Twin Sisters and South Sister
Wed, May 20, 2026

Bobcats trip – Twin Sisters TH - Twin Sisters and South Sister

A hike to the East and West Twin Sisters peaks, then a side trip out and back to South Sister. There is a trail to the west summit. The out and back to the east summit and on to the south summit will be off-trail and has some Class 2+ scrambling.

Updates from the Blog

May 2026 Events at CMC Basecamp

May 2026 Events at CMC Basecamp

Discover your next great adventure with Colorado Mountain Club! Join us at CMC Basecamp in Golden, CO this May.

Accessing Trip Feedback

Joining conservation stakeholders on an EcoFlight

Joining conservation stakeholders on an EcoFlight

CMC Conservation Coordinator Joey Lancia joined EcoFlight, Winter Wildlands Alliance, and other stakeholders on a flight around the Upper Gunnison River Basin.