Collection place
- North America96 objects
- The Americas96 objects
- United States92 objects
- California76 objects
- San Francisco Bay Area, California45 objects
- Napa County, California21 objects
- Alameda County, California14 objects
- Northern California14 objects
- Nevada8 objects
- CA-Ala-309, Emeryville, Alameda County7 objects
- Churchill County, Nevada7 objects
- Emeryville, Alameda County, California7 objects
- NV-Ch-126, Churchill County, Nevada7 objects
- Napa Valley, Napa County, California6 objects
- Angwin area, Napa County, California5 objects
- Berkeley, Alameda County, California5 objects
- Illinois5 objects
- North Central California5 objects
- Northeastern California5 objects
- Southern Great Lakes states, United States5 objects