Region
- United States 261 results
- Canada 6 results
- Europe 6 results
- Outer space 6 results
- China 4 results
- Mexico 4 results
- Tehuantepec, Isthmus of 4 results
- Afghanistan 2 results
- Africa 2 results
- Alaska 2 results
- Belgium 2 results
- Deep River (Ont.) 2 results
- European Union countries 2 results
- Fairbanks 2 results
- Fairbanks (Alaska) 2 results
- Germany 2 results
- Great Britain 2 results
- Hong Kong (China) 2 results
- Soviet Union 2 results
- Taiwan 2 results
- Washington (State) 2 results
- Washington, Lake 2 results
- New York 1 results
- New York (State) 1 results