Kentucky Camp features 6 miles of hiking trails near Sonoita, AZ.
From highway #83 between I-10 and Sonoita go west up Gardner Canyon Road. Parking area on right is trailhead, about 5 miles in. You can also go right on Fish Canyon and longer starting point there, adds tough climb and descent. Many trails and dirt roads in the area crossing mountain passes and long rides possible.
http://www.tripleblaze.com/trail.php?c=3&i=2213