Josephina, in case you weren't aware, the saw on the wall is a musical saw. Like this one from the movie Delicatessen

from my understanding, those glass pieces in the garden used to be part of a sewage treatment facility. they're clear so the sewage could be visually monitored. charming, eh?

Cmu, the artwork featured in photos 20, 21 & 27 is Serena's work.