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TRY IT
Spot Bouldering Gym & Climbing School, Boulder
This indoor bouldering hot spot has two freestanding boulders and four walls that mimic the real deal. $17 (day pass); thespotgym.com
Denver Bouldering Club, Denver
Sign up for the 90-minute Introduction to Climbing Workshop ($35) before tackling the wall solo. $12 (day pass); denverboulderingclub.com
Rocky Mountain National Park
Take your pick of routes for all skill levels. Beginners should start on Warm Up and work their way up to Potato Chip Layback (find both in Lower Chaos Canyon). nps.gov/romo