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Boulder Reservoir

4.1Free

A scenic lakeside destination offering swimming, kayaking, hiking, and mountain views

Located in the Boulder area near Denver, Boulder Reservoir is a popular multi-use lake set against a stunning Rocky Mountain backdrop. Visitors can enjoy paddleboarding, swimming, kayaking, waterside hiking trails, and beach volleyball. The reservoir also frequently hosts local athletic competitions, triathlons, and sailing regattas throughout the warmer months.

Quick tip: Arrive early on summer weekends to secure parking and prime beach spots before peak crowds arrive.

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