Collection place
- North America15 objects
- The Americas15 objects
- California9 objects
- San Diego County, California9 objects
- Southern California9 objects
- United States9 objects
- Baja California peninsula, Mexico6 objects
- Baja California, Mexico6 objects
- Jacumba Valley, San Diego County, California6 objects
- Mexico6 objects
- Northern Mexico6 objects
- Northwest Mexico6 objects
- Sierra de Juarez mountains, Tecate municipality, Baja California5 objects
- Tecate municipality, Baja California, Mexico5 objects
- 4 miles west of La Rumorosa, Sierra de Juarez mountains, Baja California3 objects
- El Topo, Baja California, Mexico2 objects
- Sycamore Canyon, San Diego County, California2 objects
- CA-SDi-109, San Diego County, California1 objects
- Laguna Salada, Baja California, Mexico1 objects
- Mexicali municipality, Baja California, Mexico1 objects