San Juan Trail features 11 miles of hiking trails near Lake Elsinore, CA.
In the Cleveland National Forest, the lower trailhead is in Hot Spring Canyon 3/4 mile past the San Juan Fire Station. The upper trailhead is at Blue Jay Campground 4 miles north of the Ortega Highway on Long Canyon Road.
http://www.tripleblaze.com/trail.php?c=3&i=845