There was a time when I was completely obsessed with Lelouch vi Brittania and Code Geass. Naturally, I collected quite a few Code Geass wallpapers from various websites to use on my own computer. Here are some of my favorites: (All of them are in 1024 x 768 resolution except for the fourth one which is 1152 x 864.)
Click on the images to view full size. Right-click and select Save image to download.