- North America1,544 objects
- The Americas✖Remove constraint Collection place: The Americas1,544 objects
- United States1,544 objects
- California1,542 objects
- Northern California1,132 objects
- North Central California1,060 objects
- Sacramento County, California838 objects
- Southern California206 objects
- San Francisco Bay Area, California195 objects
- CA-Sac-16 (Bennet Mound), Sacramento County, California194 objects
- Santa Barbara County, California187 objects
- Napa County, California148 objects
- Napa Valley, Napa County, California145 objects
- Middle Napa Valley, Napa County, California144 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County133 objects
- Oakville area, Napa Valley, Napa County133 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California94 objects
- Sacramento, Sacramento County, California90 objects
- Scolari site, Santa Barbara County, California84 objects
- Lake County, California79 objects