A search is underway for a 23-year-old hiker in Colorado's Rocky Mountain National Park after he did not return from an attempt to summit Longs Peak on Sunday. Lucas Macaj, of Colorado Springs ...

Longs Peak, at 14,259 ft, pokes well above much of the landscape ... The tall steep rock cliff leading to the sunlit summit – called The Diamond -- is the site of some of the more famous rock-climbing ...

Depending on the weather and the season, past hikers claim ice axes and crampons (ice spikes) could be essential to summit the peak. Parking for the Longs Peak Trailhead is available off of state ...