- California✖Remove constraint Collection place: California27 objects
- North America27 objects
- The Americas27 objects
- United States27 objects
- North Central California21 objects
- Northern California21 objects
- Sacramento County, California20 objects
- CA-Sac-56 (Mosher site), Sacramento County, California7 objects
- San Francisco Bay Area, California6 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California5 objects
- CA-Sac-66 (Morse Mound), Sacramento County, California3 objects
- Alameda County, California2 objects
- CA-Ala-328 (Patterson Mound), Coyote Hills, Fremont2 objects
- CA-SCl-1 (Ponce Mound), Mountain View, Santa Clara County2 objects
- CA-Sac-21 (Hollister Mound), Sacramento County, California2 objects
- Contra Costa County, California2 objects
- Fremont, Alameda County, California2 objects
- Mountain View, Santa Clara County, California2 objects
- Santa Clara County, California2 objects
- CA-CCo-138, Oakley, Contra Costa County1 objects