- California186 objects
- North America186 objects
- Northern California✖Remove constraint Collection place: Northern California186 objects
- The Americas186 objects
- United States186 objects
- North Central California184 objects
- Sacramento County, California107 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California95 objects
- San Joaquin County, California77 objects
- CA-SJo-142, San Joaquin County, California68 objects
- CA-SJo-68, San Joaquin County, California8 objects
- CA-Sac-109 (Drescher Mound), Sacramento County, California7 objects
- CA-Sac-126 (Booth Mound), Sacramento County, California3 objects
- CA-Sac-127 (Augustine site), Sacramento County, California2 objects
- Lower Klamath Lake Area, Siskiyou County, California2 objects
- Lower Klamath Lake, Siskiyou County, California2 objects
- Northeastern California2 objects
- Siskiyou County, California2 objects
- Stockton, San Joaquin County, California1 objects