Region
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BRIC countries
2
Baker County
1
Balkan Peninsula
6
Baltic Sea
1
Baltic States
1
Bam
1
Bangladesh
4
Beaufort Sea
3
Beaver Dam Wash (Utah-Ariz.)
1
Beijing
5
Belgium
1
Belknap County
1
Beluga River Coalfield
1
Beluga River Coalfield (Alaska)
1
Bhutan
1
Biloxi
1
Black Sea Coast
1
Blaine County
1
Blue Mountains (Or. and Wash.)
1
Blue Nile River (Ethiopia and Sudan)
1
Bohaiwan Basin Province
1
Bongor
1
Bosten Lake
1
Boulder County
1
Brazil
8
Bristol Bay Region
1
Bucharest
1
Bullitt County
1
Calaveras County
1
California
19
Cambridge
1
Camden County
1
Camp Edwards
1
Campbell County
2
Canada
11
Canada, Northern
1
Canada, Western
1
Canterbury
1
Cape Cod
2
Carbon County
4
Caribbean Area
3
Carlsbad
1
Caspian Sea
1
Caspian Sea region
1
Catalonia
1
Central America
1
Central Oklahoma Aquifer
1
Cesena
1
Chad
1
Chichagof Island
2
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