This hike leads over two college campuses in the Balboa Park working class neighborhood and includes two Freeway 280 footbridges.
Park on San Juan Ave near San Jose Ave and cross through grassy Balboa Park on the paved path, leading back out onto Havelock St. At its end, turn left and look for a footbridge leading first over the railroad tracks and then over the 280 freeway. On the other side of the bridge, follow Havelock and keep to the right of Ram Stadium.
Get back on campus, follow Cloud Circle, make a left, and walk by the cafeteria, then turn right on Science Circle. Pass the stairs up to the City College building, and turn right at Cloud Circle again.
After 300ft, make a left onto a paved thoroughfare, and continue until you hit Judson Ave. Make a right and continue on Judson, which becomes Paulding St, and leads first over 280 and then railroad tracks onto San Jose Ave.