I should be packing since I'm moving this Friday (eek), but instead I'm looking at wall decals online. Thinking about ways to decorate the new place is way more fun than trying to organize piles of random crap.
Here are a few from one of my favorite sites for wall decals:
http://www.whatisblik.com/walldecals.html - all the decals pictured are above are from this site. They even have some that are re-usable so you can move them around according to your whim.