If you’ve installed the RC of Windows 7 you may have discovered some interesting themes that you weren’t expecting. Certainly, I wasn’t expecting them. Sure you get some really wonderful landscapes, nature scenes and iconic locations as your wallpaper but you get some zany stuff too. Such as this wonderful flying turtle:
If you haven’t tried some of these yet, right-click on your desktop and choose “personalize”, then try the “scenes” theme, or “characters”. Great fun!