- North America24 objects
- The Americas24 objects
- United States24 objects
- California14 objects
- Central California9 objects
- Madera County, California9 objects
- South Central California9 objects
- Northern California5 objects
- Janesville, Lassen County, California3 objects
- Lassen County, California3 objects
- Northeastern California3 objects
- Northwestern California2 objects
- Humboldt County, California1 objects
- Klamath River, Humboldt County, California1 objects
- Weitchpec, Humboldt County, California1 objects
- near Weitchpec, Klamath River, Humboldt County1 objects