use Michaels $5 12×12 frames ( I think they call them record album frames). Black and white photo’s, and you could even cut 12×12 scrapbook paper for the mat effects. @ Home DIY Remodeling
I know, I know. This has been posted by everyone but it's such a great idea for a space saver in home organization. Bought at IKEA.
Unique Ways Of Displaying Photographs In Your Home. I like the mirror idea and the stairs setup.