- North America37 objects
- The Americas37 objects
- United States37 objects
- Nevada36 objects
- Pershing County, Nevada35 objects
- Humboldt Lake Bed, Pershing County, Nevada34 objects
- CA-Lak-36 (Borax Lake site), Lake County, California1 objects
- California1 objects
- Churchill County, Nevada1 objects
- Humboldt Lake region, Churchill County, Nevada1 objects
- Lake County, California1 objects
- NV-Ch-15, Churchill County, Nevada1 objects
- NV-Pe-13, Pershing County, Nevada1 objects
- North Central California1 objects
- Northern California1 objects