Dave's Wallpaper - High-quality photographs from Badlands National Park. Free downloads in 600 x 400 and 800 x 400 resolution, designed for web art/wallpaper. - http://www.wallpaperdave.com/page14.htm
GORP: Badlands National Park - Find biking trails, scenic driving routes, and other maps. Also includes a forum. - http://gorp.away.com/gorp/resource/us_national_park/sd/index_badla.htm
Get Outdoors - Badlands NP - Guide to camping, lodging, attractions, directions, fees and permits. - http://syndication.getoutdoors.com/getoutdoors/destination_summary/7.html
Badlands National Park - Guide to the Badlands National Park, including activities and calendar of events, travelers/visitors guides, maps, lodging info, and jobs/volunteer positions. - http://www.badlands.national-park.com/