The compositions of lines, colors and the perspective is great. Is like seing things from other angle.
Well, it says something about the place and people in general.
I really like the distortion and perspective. This is very disorienting, actually.
Ordinarily I accept and, in fact, enjoy graffiti as part of the life cycle of an abandonment. It was somewhat disheartening to see relatively bland throw-ups covering the awesome woodwork in this nunnery though.