More than 41,000 acres of Phoenix desert and mountain parks and preserves offer everything from busy, arduous summit climbs to secluded, meandering valley walks.
41 trailheads provide access to 88 trails totaling more than 200 miles.
Parking lots at most trailheads are open daily from 5 a.m. to 7 p.m.
Trails at South Mountain, North Mountain, Piestewa Peak and the Sonoran Preserve are open until 11 p.m.
Trail hours at Camelback Mountain and Papago Park vary.