Collection place
- The Americas215 objects
- North America214 objects
- United States212 objects
- California206 objects
- Northern California125 objects
- San Francisco Bay Area, California69 objects
- North Central California66 objects
- Northeastern California58 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California31 objects
- Yolo County, California31 objects
- Solano County, California22 objects
- Shasta County, California20 objects
- Fall River Valley, Shasta County, California19 objects
- Lassen County, California19 objects
- Lindsey Slough, Solano County, California19 objects
- CA-Las-194, Surprise Valley, Lassen County18 objects
- Surprise Valley, Lassen County, California18 objects
- Sonoma County, California17 objects
- San Joaquin County, California14 objects
- Marin County, California13 objects