A plain desktop can really kill creativity, and there is nothing good about that. This is why I have made this list of 10 websites to search for some killer desktop graphics to get your creative juices flowing!
Abduzeedo – www.abduzeedo.com
Abduzeedo offers high quality Wallpapers which are all original and exclusive. They also offer free tutorials and design related articles for your browsing pleasure, make sure you check them out!
Desktopography – www.aeiko.net/desktopography
At their best, desktop wallpapers bring animation to often lifeless computer screens, reflecting the personality of the user and acting as a calling card for creative talent. The desktopography project arrived in 2005 as a place to download nature / topological themed wallpapers with edits from selected designers. Designers spend about 90% of their waking life in front of a computer so the most appealing genre for a wallpaper would be one that has beautiful design mixed with the all important aspect of being outdoors.
Customize.org – www.customize.org
A community for those who love the art of creating wallpapers. You can browse hundreds of unique styles ranging in every category.
GUIStyles – www.guistyles.com
GUIStyles offers great Wallpapers from artists all over the world. Browse by tag and find exactly want you want.
InterfaceLIFT – www. interfacelift.com
Got a big monitor? Browsing Wallpapers has never been so easy to find your size with the many different search filters InterfaceLIFT offers at-a-glance. Be sure to use these controls, that are above the fold I will add. 
WallpaperStock – www.wallpaperstock.net
The newly re-designed Wallpaperstock is sure to please with over 15 thousand Wallpapers to choose from. Many are exclusives as well.
Deviantart – Wallpaper Section – http://bit.ly/4g567P
Deviantart is known by many. But did you know they have a massive Wallpaper collection that is updated daily by the community?
Socksoff – socksoff.co.uk
Quality over quantity. Although Socksoff has a funny name and doesn’t have the largest index of Wallpapers they truly are of great quality.
Blaberize – www.blaberize.com
Looking for a Wallpaper of a particular color? Blaberize offers the very cool functionality of browsing Wallpapers by color. Find exactly the flavour your looking for.
VladStudio – www.vladstudio.com
VladStudio features the work of Russian wallpaper artist Vlad Gerasimov. With a wide variety of styles Vlad provides you with a unique and one of a kind look.
