- California513 objects
- North America✖Remove constraint Collection place: North America513 objects
- The Americas513 objects
- United States513 objects
- San Francisco Bay Area, California318 objects
- Napa County, California313 objects
- Napa Valley, Napa County, California291 objects
- Barro area, Napa Valley, Napa County182 objects
- Upper Napa Valley, Napa County, California182 objects
- North Central California178 objects
- Northern California178 objects
- CA-Nap-131, Napa Valley, Napa County153 objects
- Middle Napa Valley, Napa County, California100 objects
- CA-Lak-36 (Borax Lake site), Lake County, California91 objects
- Lake County, California91 objects
- Rutherford area, Napa Valley, Napa County88 objects
- Sacramento County, California87 objects
- CA-Sac-168 (Erich site), Sacramento County, California61 objects
- CA-Nap-143, Napa Valley, Napa County41 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California26 objects