Spatial Coverage
- Garfield County (Mont.)1
- Garfield County.1
- Georgia1
- Gerlache Strait1
- Gilmer County (Ga.)1
- Glacier National Park (Mont.)1
- Glacier National Park.1
- Gonzales County (Tex.)1
- Graham Land (Antarctica)1
- Great Barrier Reef (Qld.)1
- Guadalupe County (Tex.)1
- Hartford County1
- Hays County (Tex.)1
- Houghton County (Mich.)1
- Houghton County.1
- Imperial County (Calif.)1
- India1
- Inyo County (Calif.)1
- Island County (Wash.)1
- Josephine County1
