Ohio State Reformatory, Mansfield, Ohio

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The Ohio State Reformatory was forced to clang its doors shut for a final time in 1990, after 94 years in operation, when a federal court order ruled inmates were kept under brutalizing and inhumane conditions. That, alone, is enough to send shivers down the spine. Learning more about some of the atrocities and tragedies that took place here is even more horrific.

America's abandoned prisons you can visit (msn.com)

Ohio State Reformatory, Mansfield, Ohio The Ohio State Reformatory was forced to clang its doors shut for a final time in 1990, after 94 years in operation, when a federal court order ruled inmates were kept under brutalizing and inhumane conditions. That, alone, is enough to send shivers down the spine. Learning more about some of the atrocities and tragedies that took place here is even more horrific.