Collection place
- CA-SBa-525, Santa Barbara County, California1 objects
- Cabazon Reservation, Coachella Valley, Riverside County4 objects
- Cabugao, Ilocos Sur Province, Ilocos Region1 objects
- Cagayan Province, Cagayan Valley region, Luzon Island1 objects
- Cagayan Valley region, Luzon Island, Luzon island group1 objects
- Cahuilla Reservation, Riverside County, California6 objects
- Cairns, Northeastern Queensland, Queensland1 objects
- Cairo, Egypt2 objects
- Calabarzon region, Luzon Island, Luzon island group10 objects
- Calamba, Laguna Province, Calabarzon region1 objects
- Calamian Islands, Luzon island group, Philippines1 objects
- Calaveras County, California4 objects
- California177 objects
- Caloocan, Manila (Metropolitan), Luzon Island1 objects
- Cambodia2 objects
- Cameroon11 objects
- Campeche (city), Campeche, Mexico4 objects
- Campeche, Mexico4 objects
- Campo (CDP), San Diego County, California3 objects
- Canada90 objects