The background is a Photoshop composite of a number of different photos, including these from Flickr (licensed under Creative Commons):
http://flickr.com/photos/98469445@N00/299313394/ http://flickr.com/photos/98469445@N00/327471676/ http://flickr.com/photos/tontoncopt/1329834941/
The books and character were modeled and rendered in Blender, then composited in with the background in Photoshop.
[tags]Blender, Photoshop[/tags]
Throw in your two cents