alcatraz, alcatraz island, america, american, ancient, architecture, attraction, bay, boat, building, california, city, coast, destination, famous, frisco, historic, island, jail, landmark, landscape, lighthouse, museum, national, ocean, pacific, park, penitentiary, pier 39, places, prison, rock, sailboat, san francisco, scenic, sea, sights, sky, symbol, touristic, travel, united states, usa, view, vintage, water