The only 14er in Rocky Mountain National Park, Longs Peak towers ... as the 15-mile round-trip hike takes between 10 and 15 hours to complete. The most popular path to the peak is the Keyhole ...
Longs Peak: For experienced hikers, the 14.5-mile round trip to the summit of Longs Peak is a must. As one of Colorado's famous 14ers, this hike is challenging and requires an early start ...