- US Forest Service: Dakota Prairie Grasslands
- Presents details of the grasslands, and provides information about current conditions, passes, plans and projects, recreational activities and information about fires and employment.
- US Forest Service: Nebraska and Samuel R. McKelvie National Forests,Buffalo Gap, Fort Pierre, and
- Description of the forests and grasslands is given, as well as details of current conditions, passes, plans and projects, recreational activities and information about fires and employment.
- US ForestService: Black Hills National Forest
- Official site of the U.S. Department of Agriculture. Includes details of current conditions, passes, plans and projects, recreational activities and information about fires and employment. Also maps and brochures.
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