walk the bridge! Fort Mason at the bottom..walk the park, and Crissy feilds. There is a route from ocean beach where you can trek round to the bridge. the toursity maps will tell you all. ocean beach. Pier39..and munch on crab cakes and mini donuts. grump at the fog, ashbury haight if you like punk and weird stuff. and all the other stuff everyone talks about. but don't forget the crab cakes and the clamchowder and the sourdough bread! there's thes restaurant on market street bang opposite macy's that serves clam chowder in sourdough bowls.. lovely.