"For starters, Ubuntu Studio is a multimedia enhanced
version of your favorite linux distribution, Ubuntu. And I must
say, the basic artwork in Ubuntu Studio that include themes,
wallpapers and iconsets, are way better than that in the original
Ubuntu itself. Here is a nice collection of 20 Ubuntu Studio
Wallpapers you might want to check out.
* Click on the pictures to goto the original page and you may
also want to meet the real authors of these wallpapers."