Flagstaff Mountain (Boulder County, Colorado)
Flagstaff Mountain is a foothill on the eastern flank of the Front Range of the Rocky Mountains of North America. The peak is located in Boulder Mountain Park in Boulder County, Colorado, United States.Mountain
From the peak of Flagstaff Mountain one can see Boulder, Metropolitan Denver, and the surrounding mountains. There are hiking and bike trails, picnic areas, the Summit Nature Center, and an outdoor amphitheatre.Hobo Cave is a small single-room cave found beneath a rock buttress on Flagstaff Mountain. Climbers sometimes use it for bouldering.