styrofoam covered with fabric wall art. My daughter and I did this for her room. We used cheap painter canvas and scrapbook paper. We sprayed adhesive glue to the canvas and layed the scrapbook paper on top.
60 Projects to Make with Dollar Store Supplies - DIY & Crafts. I see this stuff and get all excited and then I actually visit my dollar store. Im guessing dollar stores in other parts of the country must be nicer. - Model Home Interior Design
(Hummm, neat idea, but uncertain on photos wrapping around the corner. The frames could meet up on the edge, but think the frames still might be best if they met in the corner but that each wall had its own photo frame.