
- Yellowstone National Park
- National Park Service webpage
- Emergency Rule Sought to Stop Park Service Slaughter of Wild Bison in Yellowstone National Park (AWI Press Release - April 10, 2008)
- Rock Creek Park
- Valley Forge National Historical Park
- Catoctin Mountain Park
- Indiana Dunes National Lakeshore
- Rocky Mountain National Park
- Assateague Island National Seashore
- Point Reyes National Seashore
- Big Cypress National Preserve