One more on Hi-Res Wallpapers, a monster one 4008×2258 pixels
And one more here 1600×1200.
Halo 3 HQ Wallpapers
Published by
silfiriel
Part time blogger, always scouting for the perfect desktop background, currently running two blogs one with movie wallpapers and one general for high quality wallpapers. View all posts by silfiriel
this is an awesome blog i love halo 3 backgrounds
Those were the only one I had, I think I have one more thats Dual Screen, but since I don’t play the game I am not sure. It will be published soon on Hi-Res Wallpapers
(http://cleanwallpapers.blogspot.com)