1. Caledonia, Kent County, Michigan 
2. Calhoun County, Michigan 
3. Calhoun County, Michigan, USA (2) 
4. Californien 
5. Californien, USA 
6. Canada 
7. Chautauqua County, New York, USA (1)
8. Chicago, Cook County, Illinois 
9. Chickasaw County, Iowa, USA 
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10. Chico, Butte County, Californien 
11. Chippewa County, Michigan 
12. Chippewa County, Michigan, USA 
13. Cincinatti, Hamilton County, Ohio 
14. Clermont County, Ohio, USA (1)
15. Clinton County, Iowa, USA (1)
16. Clinton, Clinton County, Iowa 
17. Colombia 
18. Colorado 
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19. Colorado, USA 
20. Columbus, Stillwater County, Montana 
21. Connecticut 
22. Connecticut, USA 
23. Cook County, Georgia, USA 
24. Cook County, Illinois 
25. Cook County, Illinois, USA (3) 
26. Craig, Burt County, Nebraska 
27. Cypress, Orange County, Californien 
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