- North America22 objects
- The Americas22 objects
- United States✖Remove constraint Collection place: United States22 objects
- California21 objects
- San Francisco Bay Area, California12 objects
- Napa County, California11 objects
- Napa Valley, Napa County, California8 objects
- Northern Channel Islands, Santa Barbara County, California7 objects
- Santa Barbara County, California7 objects
- Southern California7 objects
- Santa Cruz Island, Channel Islands, Southern California6 objects
- CA-Nap-32, Napa Valley, Napa County4 objects
- Lower Napa Valley, Napa County, California4 objects
- Middle Napa Valley, Napa County, California4 objects
- Rutherford area, Napa Valley, Napa County4 objects
- Berryessa Valley, Napa County, California3 objects
- CA-Nap-93, Berryessa Valley, Napa County3 objects
- CA-SCrI-100, Santa Cruz Island, Channel Islands3 objects
- CA-Nap-16, Napa Valley, Napa County2 objects
- CA-Nap-39 (Tulukai site), Napa Valley, Napa County2 objects