alcatraz island and san francisco bay

abandon alcatraz america american architecture attraction bay boat building cage calaboose california captivity capture cell cellhouse city coast coastline confinement correctional craft crossing custody destination detention dungeon durance duress enclosure famous federal fortification francisco guardhouse historic historical history imprisonment incarceration internment island jail jailhouse landmark lighthouse military museum national nick ocean old pacific pelagic penitent penitentiary photography place pound prison prisoner rock san sea security sky slammer sunset symbol tourism tourist travel usa water