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Boulder, CO: Boulder Skyline

Bag three peaks and bird’s-eye views of Boulder on this tour of the Flatirons. Bring a few extra energy bars: This out-and-back gains 5,000 feet in 11 miles.

Trip Tools

To Trailhead

Take Baseline Rd. W from downtown. At the Boulder Parks sign, it becomes Flagstaff Rd. Go 3 miles up the canyon to parking at the base of Summit Rd. ($3 fee).

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