Collection place
- North America94 objects
- The Americas94 objects
- United States90 objects
- California56 objects
- San Francisco Bay Area, California55 objects
- Sonoma County, California36 objects
- Nevada33 objects
- Humboldt County, Nevada23 objects
- NV-Hu-300, Humboldt County, Nevada22 objects
- CA-SMa-151 (Phleger Mound), Princeton, San Mateo County19 objects
- Half Moon Bay, San Mateo County, California19 objects
- Princeton, San Mateo County, California19 objects
- San Mateo County, California19 objects
- Sonoma Valley, Sonoma County, California9 objects
- Oakmont area, Sonoma County, California6 objects
- Upper Sonoma Valley, Sonoma County, California6 objects
- Lyon County, Nevada4 objects
- Mexico4 objects
- CA-Son-29, Sonoma County, California3 objects
- Central Mexico3 objects