Intermediate/Difficult
3.8 (10)
Land Manager: Boulder County, CO - Parks and Open Space
Second-Third Flatiron Mesa Loop
2.3 mi 3.7 km • 704' Up 214.66 m Up • 700' Down 213.44 m Down
Boulder, CO
Mount Sanitas via Sunshine Lion's Lair Loop
5.3 mi 8.5 km • 1,261' Up 384.48 m Up • 1,282' Down 390.64 m Down
Boulder, CO
Mount Sanitas Loop
3.2 mi 5.2 km • 1,281' Up 390.4 m Up • 1,280' Down 390.22 m Down
Boulder, CO
Hogback Ridge Loop
2.1 mi 3.4 km • 740' Up 225.45 m Up • 739' Down 225.39 m Down
Boulder, CO
Boulder Skyline Traverse
17.3 mi 27.9 km • 5,207' Up 1587.18 m Up • 5,275' Down 1607.81 m Down
Superior, CO
South Mesa Loop
3.1 mi 5.0 km • 508' Up 154.7 m Up • 507' Down 154.43 m Down
Superior, CO
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Particularly Special Place
Minor Issues
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