To access CCSF from BART, exit at the Balboa Park
Walk Northwest up Geneva to the pedestrian overpass.
Cross over Ocean on the overpass and through campus, up the hill to the Science Building.
X in the image below marks the location of S45:
the Earth Sciences Department Lab Room and the beginning of the Story of Time and Life exhibit.
Science 45 is the southernmost room in the basement of the Science Hall, at the top of the hill.
Science 45 has an external door in the middle of a WPA mural.