Collection place
- California375 objects
- North America375 objects
- The Americas375 objects
- United States375 objects
- San Francisco Bay Area, California267 objects
- Berryessa Valley, Napa County, California130 objects
- CA-Nap-93, Berryessa Valley, Napa County130 objects
- Napa County, California130 objects
- Contra Costa County, California122 objects
- CA-CCo-138, Oakley, Contra Costa County117 objects
- Oakley, Contra Costa County, California117 objects
- Northern California104 objects
- North Central California76 objects
- CA-Teh-193 (Payne Cave), Tehama County, California55 objects
- Tehama County, California55 objects
- Northeastern California25 objects
- Siskiyou County, California25 objects
- Sacramento County, California18 objects
- CA-Sac-168 (Erich site), Sacramento County, California16 objects
- CA-Mrn-397, Marin County, California12 objects