Collection place
- North America864 objects
- The Americas864 objects
- United States864 objects
- Nevada834 objects
- Pershing County, Nevada762 objects
- Humboldt Lake Bed, Pershing County, Nevada732 objects
- Churchill County, Nevada72 objects
- Carson Sink, Churchill County, Nevada68 objects
- NV-Ch-65, Carson Sink, Churchill County, Nevada68 objects
- California30 objects
- NV-Pe-40, Pershing County, Nevada19 objects
- San Francisco Bay Area, California15 objects
- CA-Nap-16, Napa Valley, Napa County13 objects
- Lower Napa Valley, Napa County, California13 objects
- Napa County, California13 objects
- Napa Valley, Napa County, California13 objects
- CA-LAn-24, Topanga Canyon, Los Angeles County11 objects
- Los Angeles County, California11 objects
- NV-Pe-13, Pershing County, Nevada11 objects
- Santa Monica Mountains, Los Angeles County, California11 objects