10 Most Unusual Prisons in the World



This prison is located in California and it is the most famous prison in the world. The prison is also referred to as ‘Rock’ and has been featured in many different movies. The prison is situated in the middle of the San Francisco Bay. The prison served as a lighthouse, a military fortification, a military prison and then finally, a federal prison in the year 1963. During the 29 years of operation, no prisoner could ever escape from the prison. It is surrounded by water, what do you expect?