Start on JFK Drive by Conservatory of Flowers, 1/4 miles west of Stanyan Street. Go west along JFK. Turn southwest up access road to Stow Lake. Proceed along west side of Stow Lake in counter-clockwise direction. Go down to MLK Drive. Go 80 meters. Go northeast up access-road to Stow Lake. Continue counter-clockwise. Return northweast down access-road to JFK Drive. Go east along JFK, retracing course-route, to Finish in front of Conservatory of Flowers.
(click to enlarge)