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- Cambodia
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- Campo Santo
- Canary Islands
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- Cape of Good Hope
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- Cape Horn
- Cape Town
- Cape Trafalgar
- Caracas
- Caribbean Sea
- Caspian Sea
- Castile
- Caucasus Mountains
- Cerro Gordo
- Ceuta
- Chalco
- Champa
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- Chapultepec
- Chatham Islands
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- Cheju Island
- Ceylon
- Chiapas
- Charleston
- Chiauhla
- Chichen Itzá
- Chiconauhatla
- Chihuahua
- Chimalhuacan
- Chincha
- Chios
- Cholla
- Chotusitz
- Christchurch (New Zealand)
- Chunchong
- Citlaltepec
- Clarendon
- Coahuila de Zaragoza
- Coatlinchan
- Colberg
- Colhuacán
- Colima (Mexico)
- Colmar
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- Compiègne
- Congo River
- Connecticut River
- Constantinople
- Cook Strait
- Copenhagen
- Córdoba
- Corpus
- Corsica
- Costa da Mina
- Courland
- Coyoacan
- Crécy
- Crete
- Crimea
- Christiania
- Croatia
- Ctesiphon
- Cuauhtitlan
- Cuitlahuac