Region
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Canton (Ohio)
1
Cape Town
1
Cape Town (South Africa)
1
Caribbean Area
8
Carlow (County)
1
Carlow (Ireland : County)
1
Castilla y León
1
Castilla y León (Spain)
1
Castlederg
2
Caswell County (N.C.)
1
Catalonia
2
Catawba River Valley
1
Catawba River Valley (N.C. and S.C.)
2
Caucasus
3
Causse du Larzac
1
Central America
6
Chaco Culture National Historical Park
1
Chambersburg
1
Chambersburg (Pa.)
1
Champaign
2
Changchun (Jilin Sheng)
1
Chengdu
1
Chengdu (China)
2
Chennai
1
Chesapeake Bay
1
Chesapeake Bay Watershed
1
Chicago
5
Chicago (Ill.)
4
Chile
2
China
64
Christmas Island (Indian Ocean)
1
Châteauguay Region (Québec)
1
City of London (England)
1
Cleveland (Ohio)
1
Coachella Valley (Calif.)
1
Coalition Provisional Authority
1
Colombia
5
Colombie
1
Colonial Williamsburg (Williamsburg, Va.)
1
Colonies
1
Colorado
2
Columbia
1
Columbia (S.C.)
1
Columbia County
1
Columbia County (N.Y.)
1
Columbus (Ohio)
1
Communist countries
2
Computer animation
1
Confederate States of America
3
Connecticut
1
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