Spatial Coverage
- Calvert County (Md.)1
- Cambridge (Mass.)1
- Cambridge.1
- Central America1
- Cerro de Pasco1
- Cerro de Pasco (Peru)1
- Charles County (Md.)1
- Clallam County (Wash.)1
- Colorado1
- Custer County (Idaho)1
- Denver1
- Denver Region1
- Denver Region (Colo.)1
- District of Columbia1
- Ecuador1
- Fairfield County1
- Fairfield County (Conn.)1
- Fortaleza1
- Fortaleza (Brazil)1
- Frankfurt am Main1
