Boulder, CO: Mount Sanitas via Mount Sanitas Trail
Navigate an obstacle course of countless log steps, steep rock slabs, and giant boulders on this 2.8-mile hike to a small summit overlooking Boulder.
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Boulder, CO: Royal Arch
This popular loop through Boulder's Chautauqua Park tops out at a stunning rock arch framing views of Front Range foothills and the plains.
Boulder's Gregory Canyon Trail
Take an abandoned wagon road near Boulder's Flatirons with Backpacker editors Jon Dorn and Anthony Cerretani in this trail profile.