Spatial Coverage
- Bay City (Mich.)1
- Beaver Islands (Mich.)1
- Black Hills National Forest (S.D. and Wyo.)1
- Blanc, Mont (France and Italy)1
- Borneo1
- Bowman County1
- Bowman County.1
- Buenos Aires1
- Buffalo (N.Y.)1
- Canada1
- Caribbean Area1
- Cedar River (Menominee County, Mich.)1
- Central America1
- Champlain, Lake1
- Champlain, Lake.1
- Charlevoix, Lake (Mich.)1
- Charlevoix, Lake.1
- Chicago River Region (Ill.)1
- Chihuahua (Chihuahua)1
- Chihuahua (Chihuahua, Mexico)1
