Watchtower and fishing boat at sea, Alcatraz Island, California, USA

alcatraz america american and architecture at attraction attractions boat building buildings california correction correctional day daylight daytime during exterior exteriors facilities facility famous fishing guard island jail jailhouse jailhouses jails known nobody north of outdoor penitentiaries penitentiary photo photos prison prisons renowned sea seeing shot shots sight sights site sites states the tourist tower towers united us us american usa view views watch watchtower watchtower watchtowers well well known worth