- California1,118 objects
- North America1,118 objects
- North Central California✖Remove constraint Collection place: North Central California1,118 objects
- Northern California1,118 objects
- The Americas1,118 objects
- United States1,118 objects
- Sacramento County, California256 objects
- San Joaquin County, California189 objects
- Tehama County, California186 objects
- Yolo County, California154 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California138 objects
- Lake County, California116 objects
- Deer Creek, Tehama County, California113 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California103 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California85 objects
- CA-Sac-6, Sacramento County, California85 objects
- CA-SJo-142, San Joaquin County, California67 objects
- Lodi, San Joaquin County, California34 objects
- Colusa County, California31 objects
- Stockton, San Joaquin County, California29 objects