AAAFreeWallpaper: Freeware and shareware wallpaper. Big selection organized by category.
Active Duty U.S. Navy: Shareware wallpaper and screen savers, see the Navy without signing up for a four year stint, supersonic jets to hovering Harriers to silent submarines.
Backgrounds by Dragoncreator: Personalized desktop backgrounds request taken at a nominal fee, samples are available.
Laureen's Active Wallpaper CDs: Offers inspirational, motivational, and sportsman active images on CDs.
Living Waterfall Wallpapers: Offers active desktop waterfalls of Australia that are available through e-mailed. Previews, map showing where each waterfall is located.
Mike Bonnell's Computer Wallpaper: Site offers various 3D-rendered surreal desktop pictures, in resolutions between 640x480 and 1600x1200. Contains free image galleries as well as additional image galleries available to those who purchase memberships.
Plasma Design: Digital artwork by Rob David Randtoul. Membership required to access high resolution images. Wide screen collection suitable for use on Apple Cinema displays and Powerbooks, and dual-monitor wallpapers all rendered at 3200x1200 pixels.