Socal - Riverside County - Grand Terrace NickNames: #BoxSpringsMountainPark
Use Barton Rd. exit off the 215 Hwy. Drive East into Grand Terrace. You can park at the corner of Barton Rd. and Mt. Vernon Rd. Ride your bike up Mt. Vernon Rd. which then turns into Pegeon Pass Rd. At Box Springs Mountain Road, turn right and follow the road until you come to the entrance to Box Springs Mountain Park. Just look for the mountains with all the radio antennas.