That’s just in the active cellblock, which seems to be part of the tour. I wouldn’t want to go into an active cellblock, or bring memories back. But that’s me. (Never been in one and don’t want to know.) I looked it up on Wiki, and the Max Security prison is still in business. I used to live about 2 miles from it.
We used to live in the middle of prison property on Hawkins Rd when I was a kid.