Spatial Coverage
- Dugway Proving Ground Region1
- Dutch John (Utah)1
- East (U.S.)1
- Egypt.1
- Ellendale Region1
- England1
- Equatorial Guinea1
- Equatorial Guinea.1
- Estrela, Serra da1
- Estrela, Serra da (Portugal)1
- France1
- Front Range (Colo. and Wyo.)1
- Gabon1
- Gabon.1
- Gambia1
- Gambia.1
- Gogebic County1
- Grand Canyon1
- Grand Canyon (Ariz.)1
- Grand Canyon National Park1