Geology wallpaper from the Oregon outback

You know how it is: you have your computer hooked into the projector, and everyone in the room can see your boring desktop a thousand times life size. Why not make a real impression on that audience with some high-quality geology photos? Introducing official About Geology wallpaper images with this gallery of twelve 1024 x 768 images, ready to install on your desktop with a few easy clicks. The photos come from a road trip through south-central Oregon, the gorgeous "Oregon outback."