Spatial Coverage
- Grand Teton National Park.1
- Great Smoky Mountains National Park (N.C. and Tenn.)1
- Great Smoky Mountains National Park Region (N.C. and Tenn.)1
- Hardisty Region1
- Harford County (Conn.)1
- Helena National Forest (Mont.)1
- Helena National Forest.1
- Holy Cross National Forest (Colo.)1
- Hood River (Or.)1
- Hopewell (N.B.)1
- Hungary1
- Iceland1
- Iceland.1
- Idaho.1
- Indiana1
- Iquitos1
- Iquitos (Peru)1
- Jackson County (Colo.)1
- Kansas1
- Kenai Region.1
