This trail is a BLM National Byway. It will take you to the top of Harquahala Peak at 5,681 feet. There is a nice parking area with picnic tables at the top, so bring a lunch. If you want to hike, you can get to an old 1920s observatory. This area is open to unlicensed vehicles with a bunch of side roads to check out. Camping is also available.
At the top, find an observatory built by the Smithsonian Institution in use from 1920 to 1925. Information panels explain the history
From Interstate 10, Exit 81, head northwest on Salome Road for 9.6 miles and turn right on Eagle Eye Road. Continue north 8.5 miles and turn left at large sign for
Harquahala Mountain Byway. Drive in short distance to staging area. If you are coming south on Eagle Eye Road from Highway 60, it’s about 18.5 miles.