The world is the famousest jail -- " diabolical " . It is located in American California san Francisco an isle of the bay. The isle uses as 29 years all the time the jail that captivity severe punishment makes, because this has again " jail island " , " diabolical island " say. The area is 0.0763 square kilometer, deep water of all sides cliff, the traffic outside couplet is not easy, be chosen to be a jail to build the ground by American government consequently, ever set jail of diabolical island federal, had locked up many famous severe punishment make, abolished 1963, it is the famous sightseeing tourist attraction of san Francisco bay together with golden gate big bridge now. Enable oneself, use captivity severe punishment to make only, 336 prison cell on the island never live to pass completely, average captivity number is 260 people, never had executed formally any convict. The whole nation's most intractable convict is sent here, be thought to be able to turn in the jail of inferior and safe level till them. Average captivity time is convict herein 5 years. The convict that has closed here includes Chicago " patristic " card state (report of different of Al Capone) , endowment is right extremely avian the murderer that has research " bird person " Shitelaode (Robert Stroud) and cold-blooded " emmagee " killer triumphant benefit (George Kelly) .