Collection place
- North America10 objects
- The Americas10 objects
- United States10 objects
- California7 objects
- San Francisco Bay Area, California3 objects
- Napa County, California2 objects
- Napa Valley, Napa County, California2 objects
- Northern California2 objects
- Arizona1 objects
- Buttonwillow area, Kern County, California1 objects
- CA-Ker-53, Kern County, California1 objects
- CA-Nap-40, Napa Valley, Napa County1 objects
- Central California1 objects
- Churchill County, Nevada1 objects
- Clear Lake, Lake County, California1 objects
- Combe Grenal, Dordogne, France1 objects
- Dordogne (department), Nouvelle-Aquitaine, France1 objects
- Europe1 objects
- France1 objects
- Gualala, Mendocino County, California1 objects