Air View, Minnesota State Reformatory, St. Cloud
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| The Minnesota State Reformatory, St. Cloud, Minn. is a 55 acre tract enclosed by a grey granite wall which is the largest prison wall in the world and is only surpassed by the Great Wall of China. The wall 22 feet over-ground is four feet thick and ten feet under-ground and has seven lookout towers along the wall. The wall and all buildings were built by prison labor and the stone was taken from the quarry in the background of the picture. It was all built by hand and took 50 years to complete the job. |
