InterfaceLIFT website provides graphical user interface enhancements for Mac OS X, Microsoft Windows, and Linux.
You can download desktop wallpaper, icons, themes, and news with a focus on community. New content is posted virtually every day on this site.
All you have to do is visit their website
Select Size and click on download
You can view, sort or select wallpapers date wise or size wise. Currently they are offering 1,236 desktop backgrounds in widescreen and standard format for use with all operating systems. New wallpaper is posted daily!
Visit InterfaceLIFT website to pimp your desktop :)