Collection place
- California22 objects
- North America22 objects
- The Americas22 objects
- United States22 objects
- Northern California11 objects
- San Francisco Bay Area, California11 objects
- Napa County, California7 objects
- Northwestern California7 objects
- Berryessa Valley, Napa County, California5 objects
- CA-Nap-93, Berryessa Valley, Napa County5 objects
- Northeastern California4 objects
- Northern Sierras, Northern California4 objects
- CA-CCo-138, Oakley, Contra Costa County3 objects
- Contra Costa County, California3 objects
- Oakley, Contra Costa County, California3 objects
- CA-Nap-16, Napa Valley, Napa County2 objects
- Lower Napa Valley, Napa County, California2 objects
- Napa Valley, Napa County, California2 objects
- Plumas County, California2 objects
- CA-Cal-83, Calaveras County, California1 objects