Install MeeGo Preview on N900 [How To]
Here is the link to the page explaining
Step-by-step deployment of MeeGO 1.1 on the Nokia N900 – straight from MeeGo forums !
Follow those steps going to that link(At ur own risk). And once your done. This is how your N900 will look.
Download Link and Procedure >> http://forum.meego.com/showthread.php?t=757
Image Credits : Maemo-Freak.com