Spatial Coverage
- Flathead County (Mont.)1
- Florence1
- Florence (Colo.)1
- Florence.1
- Fremont County (Wyo.)1
- Fresno County (Calif.)1
- Fresno County.1
- Georgia1
- Goldfield Mining District (Nev.)1
- Grand Canyon (Ariz.)1
- Grand Canyon.1
- Great Britain1
- Great Britain.1
- Greene County (Ga.)1
- Hot Springs County (Wyo.)1
- Howard County (Ark.)1
- Hudson Bay1
- Hudson Bay.1
- Idaho Springs (Colo.)1
- Idaho Springs.1
