- California80 objects
- North America80 objects
- North Central California✖Remove constraint Collection place: North Central California80 objects
- Northern California80 objects
- The Americas80 objects
- United States80 objects
- Sacramento County, California29 objects
- San Joaquin County, California24 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California21 objects
- Yolo County, California21 objects
- CA-SJo-139, San Joaquin County, California12 objects
- Stockton, San Joaquin County, California8 objects
- CA-SJo-80 (Stockton Channel Mound), Stockton, San Joaquin County6 objects
- CA-Sac-16 (Bennet Mound), Sacramento County, California6 objects
- Folsom, Sacramento County, California6 objects
- Sacramento, Sacramento County, California5 objects
- CA-Sac-122 (Eichenberger Mound), Sacramento County, California3 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California3 objects
- CA-Sac-6, Sacramento County, California3 objects
- CA-SJo-86, San Joaquin County, California2 objects