Spatial Coverage
- Bad Kissingen (Germany : Landkreis)1
- Berkeley1
- Berkeley (Calif.)1
- California.1
- Cameron Bay Region (N.W.T.)1
- Canada1
- Canada, Eastern1
- Catskill Mountains1
- Catskill Mountains (N.Y.)1
- Clearwater National Forest (Idaho)1
- Clearwater National Forest.1
- Coconino County (Ariz.)1
- Colorado1
- Columbia River Estuary (Or. and Wash.)1
- Columbia River Estuary (Or.)1
- Connecticut1
- Croatia1
- Delaware1
- Douglas County (Nev.)1
- Eritrea1
