Perhaps some blocky shelving, I know ikea or many other places sell smaller versions you can hang:

http://www.sefamilia.com/wp-content/uplo...

I've done a frame collage over my television but I have about 3 feet of space on each side that looks a little empty. I'm trying to go for an Urban theme in my house. I can't hang anymore pictures there. Does it look good as is, or any ideas to make this wall look a little more unique?