Spatial Coverage
- Soviet Union21
- Wales.21
- Washington (D.C.)21
- Adirondack Mountains (N.Y.)20
- Bulgaria20
- Europe, Eastern20
- Iberian Peninsula20
- Northwest Territories20
- Sandoval County20
- World20
- Bering Strait Region19
- British Isles19
- Chicago (Ill.)19
- Germany.19
- Jamaica19
- Long Island (N.Y.)19
- Oakland19
- Oswego County19
- Russia (Federation)19
- Scandinavia19
