| Cordoba | Cordoba | Argentina, Cordoba | -- | -- | | | |
| Chieti | Chieti | Italy, Chieti | -- | -- | | | |
| Centro Universitario Villanueva | Centro Universitario Villanueva | Spain, Madrid, Calle de la Costa Brava, 6 | -- | -- | | | |
| Coliséum, Théâtre | Théâtre Coliséum | France, Paris, 65 rue de Rochechouart | -- | -- | | | |
| Ciacova | Ciacova | Romania, Ciacova | -- | -- | | | |
| Cozia | Cozia | Romania, Cozia | -- | -- | | | |
| Cloquet | Cloquet | United States, Cloquet | -- | -- | | | |
| Crotone | Crotone | Italy, Crotone | -- | -- | | | |
| China Youth Art Institute | China Youth Art Institute | China, Beijing | -- | -- | | | |
| Coteana | Coteana | Romania, Coteana | -- | -- | | | |
| Cuciulata | Cuciulata | Romania, Cuciulata | -- | -- | | | |
| Cugir | Cugir | Romania, Cugir | -- | -- | | | |
| Chester | Chester | England, Chester | -- | -- | | | |
| Colorado City | Colorado City | United States, Mitchell County | -- | -- | | | |
| Câlnic | Câlnic | Romania, Câlnic | -- | -- | | | |
| Créteil | Créteil | France, Créteil | -- | -- | | | |
| Comédie Nation | Comédie Nation | France, Paris, 77 Rue de Montreuil | -- | -- | | | |
| Cenade | Cenade | Romania, Cenade | -- | -- | | | |
| Centralnoe televidenie | Centralnoe televidenie (Soviet Central Television) | Russia, Moscow | -- | -- | | | |
| Campobasso | Campobasso | Italy, Campobasso | -- | -- | | | |
| Chişinău | Chişinău | Moldova, Chişinău | -- | -- | | | |
| Chernyakhovsk | Chernyakhovsk | Russia, Chernyakhovsk | -- | -- | | | |
| Czech Republic | Czech Republic | Czech Republic, Czech Republic | -- | -- | | | |
| Cernăuţi | Cernăuţi | Ukraine, Cernăuţi | -- | -- | | | |
| Community Concert Hall, Fort Lewis College | Community Concert Hall, Fort Lewis College | United States, Durango, 1000 Rim Dr | -- | -- | | | |
| Chrzanów | Chrzanów | Poland, Chrzanów | -- | -- | | | |
| Cortona | Cortona | Italy, Cortona | -- | -- | | | |
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