Spatial Coverage
- Nevada2
- New Haven (Conn.)2
- Oregon2
- Piedmont2
- San Bernardino County (Calif.)2
- Tennessee2
- Teton County (Wyo.)2
- United States2
- Washington2
- West Virginia2
- Yuma County (Ariz.)2
- Abingdon Region (Va.)1
- Adams County (Idaho)1
- Adams County (Pa.)1
- Adunara Island (Indonesia)1
- Africa1
- Alaska1
- Albany (Calif.)1
- Albany.1
- Antarctic Peninsula1
