Collection place
- North America294 objects
- The Americas294 objects
- United States286 objects
- California266 objects
- San Francisco Bay Area, California170 objects
- Napa County, California123 objects
- Berryessa Valley, Napa County, California89 objects
- CA-Nap-93, Berryessa Valley, Napa County88 objects
- Southern California44 objects
- Santa Barbara County, California40 objects
- Northern Channel Islands, Santa Barbara County, California37 objects
- Santa Cruz Island, Channel Islands, Southern California37 objects
- Northern California36 objects
- Napa Valley, Napa County, California34 objects
- Lower Napa Valley, Napa County, California33 objects
- CA-Nap-16, Napa Valley, Napa County29 objects
- CA-SCrI-3, Santa Cruz Island, Channel Islands22 objects
- Northeastern California19 objects
- CA-SMa-151 (Phleger Mound), Princeton, San Mateo County17 objects
- Half Moon Bay, San Mateo County, California17 objects