Spatial Coverage
- Brunei Bay1
- Burkina Faso1
- Burma1
- Butte County1
- Campeche, Bay of.1
- Canot Lake Region1
- Carbon County1
- Carcajou Lake Region1
- Cardinal River Region1
- Caribou County1
- Cartagena, Bay of (Colombia)1
- Cascade Range1
- Catron County1
- Cayuga Lake (N.Y.)1
- Central Oklahoma Aquifer (Okla.)1
- Challis Region1
- Charley Wild River Region1
- Cherbourg1
- Cherbourg (France)1
- Chesapeake Bay (Md. and Va.)1
