- North America26 objects
- The Americas26 objects
- United States26 objects
- Churchill County, Nevada25 objects
- Nevada25 objects
- Humboldt Lake region, Churchill County, Nevada24 objects
- NV-Ch-13, Churchill County, Nevada24 objects
- California1 objects
- Cedarville area, Modoc County, California1 objects
- Cedarville, Modoc County, California1 objects
- Modoc County, California1 objects
- NV-Ch-28, Churchill County, Nevada1 objects
- Northeastern California1 objects
- Northern California1 objects
- Surprise Valley, Modoc County, California1 objects