Spatial Coverage
- Central America1
- Central America.1
- Central Park (New York, N.Y.)1
- Chesapeake Bay (Md. and Va.)1
- Chicago1
- Coffey County (Kan.)1
- Colorado1
- Cuba1
- Cuba.1
- Danube River1
- Danube River Valley1
- Delaware1
- Delaware.1
- Denver (Colo.)1
- El Salvador1
- El Salvador.1
- Ems River (Germany and Netherlands)1
- Europe, Central1
- Europe.1
- Fair Haven (Conn.)1
