This passage begins at Romero Pass on the Mt Lemmon Trail (#5). 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. It turns north following this road into Summerhaven.

From Summerhaven the route crosses Catalina Highway then turns left onto FR 38 (Control Road), and then continues due north and downhill on the Oracle Ridge Trail (#1). It turns east on the Cody Trail (#9) and then reaches the end of the passage at the American Flag Trailhead.

Southern Trailhead: Romero Pass - Mt Lemmon Trail

Northern Trailhead: American Flag Trailhead - FR 38 8
- HAZ Hikebot

One-Way Notice: This hike is listed as One-Way. When you hike several trails on a single "hike", log it with a generic name that describes the hike. Then link the trails traveled, check out the example.