- North America39 objects
- The Americas39 objects
- United States36 objects
- California32 objects
- Northern California22 objects
- Central California8 objects
- Mendocino County, California8 objects
- North Central California8 objects
- Northwestern California8 objects
- South Central California8 objects
- Round Valley, Mendocino County, California7 objects
- Calaveras County, California6 objects
- Northeastern California6 objects
- Northern Sierras, Northern California6 objects
- Madera County, California4 objects
- New Mexico4 objects
- Northeastern New Mexico4 objects
- Picayune rancheria, Madera County, California4 objects
- Rich Gulch, Calaveras County, California4 objects
- Southwestern United States4 objects