Collection place
- The Americas316 objects
- North America304 objects
- United States171 objects
- Mexico133 objects
- Northern Mexico133 objects
- Northwest Mexico133 objects
- Baja California peninsula, Mexico104 objects
- Baja California Sur, Mexico98 objects
- Africa81 objects
- Comondú Municipality, Baja California Sur, Mexico68 objects
- Comondú region, Comondú municipality, Baja California Sur68 objects
- Site 100 (Massey), Comondú region, Comondú Municipality, Baja California Sur68 objects
- Eastern Africa62 objects
- California56 objects
- Nevada56 objects
- Southwestern United States54 objects
- Chikari, Malawi51 objects
- Malawi51 objects
- Churchill County, Nevada50 objects
- San Juan County, Utah40 objects