Activities get outside with us

Courses learn outdoor skills

Upcoming Events

Boulder Open Space
Sun, Aug 9, 2026

Ascending Hikes - Endurance – Boulder Open Space - Shanahan Loop

Ascending Hikes Series is designed to help new, inexperienced or infrequent hikers to progressively improve their skill, fitness and comfort in the outdoors. This trip's focus is hiking speed. We will do Shanahan, Big Bluestem, Mesa Trail Loop. NOTE: Boulder's AHS is designed as a progressive learning experience, with each hike emphasizing a different aspect of hiking performance—from steeper ascents and altitude to distance and pace. Enroll in all five hikes to experience the full curriculum and build your skills step by step with Colorado Mountain Club leaders and fellow participants.

Hiking – RMNP - Glacier Gorge TH - Mills Lake via Glacier Gorge Trail
Sun, Aug 9, 2026

Hiking – RMNP - Glacier Gorge TH - Mills Lake via Glacier Gorge Trail

Hike to Jewel and Mills Lakes 6.4 mile RT along Glacier Creek 1000' gain with spectacular views of these subalpine lakes and surrounding peaks

Field Days
Sun, Aug 9, 2026

Field Days – Course Venue TBA

Field Day - more information to be provided soon!

Mt. Sherman
Sun, Aug 9, 2026

Hiking – Mt. Sherman

Hiking Mt. Sherman for Pokey Puppies

Level 3: Scramble Field Day – IPW - Arapahoe Traverse
Sun, Aug 9, 2026

Level 3: Scramble Field Day – IPW - Arapahoe Traverse

This is the third of the progressive Scramble Field Days for students currently enrolled in Alpine Scrambling Course Denver. Students must successfully complete Level 1 and Level 2 scrambles before joining a Level 3 field day. Scrambling involves long, strenuous days covering 9-13 miles with high elevation gains (greater than 2,500') Be prepared for an all day adventure and bring your winning attitude.

Updates from the Blog

Youth Spotlight: How One Teen’s Backpacking Trip Sparked a Movement

Youth Spotlight: How One Teen’s Backpacking Trip Sparked a Movement

Meet Luci Monson!

How to Share Feedback or Report a Concern

CMC volunteer Keith Stinebaugh offers tips and tricks for communicating concerns.
HISTORICAL HIGHLIGHT: Miriam O'Brian Underhill and "manless climbing"

HISTORICAL HIGHLIGHT: Miriam O'Brian Underhill and "manless climbing"