An elevation sign stands atop the summit of Humphreys Peak. Humphreys Peak is Arizona’s highest point and the tallest mountain in the San Francisco Peaks.
Airman 1st Class Caleb Worpel, 56th Fighter Wing Public Affairs photojournalist, hikes Humphreys Summit Trail north of Flagstaff. The trail is a 9.5-mile out-and-back route with rocky terrain recommended for experienced hikers.