- North America236 objects
- The Americas236 objects
- United States✖Remove constraint Collection place: United States236 objects
- Nevada213 objects
- Pershing County, Nevada122 objects
- Churchill County, Nevada85 objects
- NV-Pe-12, Pershing County, Nevada71 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada65 objects
- NV-Pe-8, Pershing County, Nevada46 objects
- California22 objects
- NV-Ch-35 (Humboldt Cave), Churchill County, Nevada14 objects
- North Central California10 objects
- Northern California10 objects
- San Francisco Bay Area, California7 objects
- NV-Pe-14, Pershing County, Nevada5 objects
- Eastern California4 objects
- Inyo County, California4 objects
- Sacramento County, California4 objects
- Washoe County, Nevada4 objects
- CA-Iny-64, Lone Pine (CDP), Inyo County3 objects