- California15 objects
- North America15 objects
- The Americas15 objects
- United States15 objects
- Lake County, California13 objects
- North Central California13 objects
- Northern California13 objects
- Cache Creek Rancheria, Lake County, California8 objects
- North bank of Cache Creek, Lake County, California4 objects
- San Francisco Bay Area, California2 objects
- Santa Rosa Plain, Sonoma County, California2 objects
- Santa Rosa, Sonoma County, California2 objects
- Sonoma County, California2 objects
- CA-Lak-72, Lake County, California1 objects