Spatial Coverage
- Targhee National Forest.2
- Uinta Basin (Utah and Colo.)2
- Uinta Basin.2
- Umatilla National Forest (Or. and Wash.)2
- Umatilla National Forest.2
- United States New England. naf2
- United States Oklahoma Rita Blanca National Grassland. lcsh2
- United States Texas Rita Blanca National Grassland. lcsh2
- United States, West.2
- Washington (D.C.)2
- West Virginia2
- West Virginia.2
- World2
- Alberta1
- Amargosa Desert (Nev. and Calif.)1
- Amargosa Desert.1
- Apache National Forest (Ariz. and N.M.)1
- Apache National Forest.1
- Appalachian Basin1
- Appalachian Basin.1
