I came across this site today and found it very interesting.
Vladstudio is the project of Russian digital artist Vlad Gerasimov. His own desktop wallpaper collections made me wonder in awe.
It has loads of attractive wallpapers, icons, blogthemes, tutorials, puzzles, ecards, wall clocks, and more...
Here is the link to his works
It offers a unique feature called Chameleon Clock.
It is a desktop clock which replaces a standard Windows tray clock ! Chameleon Clock makes a standard Windows tray clock a tiny piece of art by using Winamp skins and bitmap digits.
Read more about Chameleon Clock here