- California27 objects
- North America27 objects
- Northern California✖Remove constraint Collection place: Northern California27 objects
- The Americas27 objects
- United States27 objects
- Lassen County, California24 objects
- Northeastern California24 objects
- CA-Las-7, Karlo area, Lassen County22 objects
- Karlo area, Lassen County, California22 objects
- North Central California3 objects
- CA-Lak-30, Lake County, California1 objects
- CA-Las-18, Honey Lake Valley, Lassen County1 objects
- CA-Las-30, Lassen County, California1 objects
- CA-Sut-11 (Verona Mound), Sutter County, California1 objects
- Honey Lake Valley, Lassen County, California1 objects
- Lake County, California1 objects
- Sacramento County, California1 objects
- Sutter County, California1 objects