Narrated summary of the history and attractions of San Francisco. Water-level view of ships at dock; LS of ferry, Bay Bridge in background; small boat leaving dock; LS of freighter ship moving through bay; tug boat on bay; barge on bay; CU sea gull, flies off, camera follows; fishing boat passes camera; view from inside fishing boat arriving Fisherman's Wharf; view from restaurant overlooking Fisherman's Wharf; crabs unloaded from boats, multiple views; man in chef's hat puts crab in pot of boiling water along the street; women walk up to observe, man holds live crab out to them, they jump back; steamed crabs shoveled from pot; street vendor selling cooked crab.