alcatraz island, san francisco, california

abandoned alcatraz american architecture attraction barbed bay black building california camp cell cellhouse cloudy coast concentration correctional creepy criminal cruise destination detention disciplinary dungeon escape federal fence ferry francisco freedom guard historic incarceration inmate institution island jail jailhouse landmark lighthouse lookout metal military moldy museum national observation old penitentiary pier point prison prisoner rain recreation rehabilitation riot rock rusty san scarface sea security staircase states steel surveillance the tour tourist tower united usa visitor watch watchtower water west wharf wire