- North America280 objects
- The Americas280 objects
- United States280 objects
- Northwestern United States223 objects
- Oregon223 objects
- Central Oregon222 objects
- Klamath County, Oregon219 objects
- Klamath Reservation, Klamath County, Oregon211 objects
- California57 objects
- Northeastern California55 objects
- Northern California55 objects
- Klamath Lake, Klamath County, Central Oregon4 objects
- Klamath Lakes district, Klamath County, Oregon4 objects
- Alturas, Modoc County, California1 objects
- Modoc County, California1 objects