It has some interesting architectural characteristics that weren't typical compared to the other factories in the area that i've been in. It was mostly empty- and also unlike most of those other places, there is rehab in it's future! :)
The notes all over the walls
I looooved these exit signs, looked straight out of Rapture (bioshock) to me.
I've never seen this stuff before, but there was a lot of it (and it was all bright pink)