Loius shares some pictures from Moundsville Pen in West Virginia:

Here are links for Moundsville Pen:

https://louis-sj.tumblr.com/post/189929843912/west-virginia-penitentiary

http://sj.blacksteel.com/moundsville/

https://wvpentours.com/

https://en.wikipedia.org/wiki/West_Virginia_Penitentiary

Thanks, Louis, for sharing all of this!