From the Gordon Hirabayashi Trailhead the trail heads west on a dirt road, becomes a trail then reaches the wilderness boundary. Now on the Sycamore Reservoir Trail (#39), the route passes the reservoir and continues along Sycamore Canyon. It crosses the canyon and then drops down to and follows the East Fork of Sabino Canyon. The trail crosses Box Camp Canyon and then begins the long uphill along the West Fork of Sabino Canyon. It passes Hutch's Pool and the Cathedral Rock Trail (#26) and then reaches Romero Pass. From here the trail works its way northeast up to the junction with the Wilderness of Rocks Trail (#44). It follows this trail to the east and then northeast until it reaches the Marshall Gulch Trail (#3). From here the route goes east/southeast to the Marshall Gulch Trailhead on FR 10.Southern Trailhead
Gordon Hirabayashi TH - Catalina Hwy
Follow Tanque Verde Road east from Tucson and turn left (north) on the Catalina Highway. Drive about 9 miles and pass Molino Basin Campground. Continue 1.7 miles beyond the campground and take the left (west) turn to Gordon Hirabayashi Campground. Drive 0.3 miles to a parking area. Follow a trail out of the south end of the parking lot for 40 yards to reach a “T” intersection with the AZT.
Marshall Gulch Trailhead
Take Catalina Highway into the Santa Catalina Mountains. Near the top of the mountain range, bear left to the community of Summerhaven. Continue 1.5 miles south to the end of the road at the Marshall Gulch Trailhead. The trailhead is on the west side of the parking area.