- The Americas✖Remove constraint Collection place: The Americas4,444 objects
- North America4,443 objects
- United States4,439 objects
- California4,303 objects
- Northern California4,249 objects
- Northeastern California3,680 objects
- Lassen County, California3,656 objects
- Karlo area, Lassen County, California1,330 objects
- CA-Las-7, Karlo area, Lassen County1,321 objects
- Eagle Lake, Lassen County, California923 objects
- North Central California568 objects
- unknown archaeological site in Lassen County, California532 objects
- Sacramento County, California372 objects
- Honey Lake Valley, Lassen County, California231 objects
- Madeline Plains, Lassen County, California126 objects
- CA-Sac-16 (Bennet Mound), Sacramento County, California123 objects
- Lake County, California114 objects
- CA-Lak-30, Lake County, California111 objects
- Petes Valley, Lassen County, California86 objects
- CA-Las-89, Lassen County, California82 objects