- North America22 objects
- The Americas22 objects
- United States18 objects
- CA-SCr-177, Santa Cruz County, California9 objects
- California9 objects
- Central California9 objects
- Central California coast9 objects
- Nevada9 objects
- Santa Cruz County, California9 objects
- Churchill County, Nevada5 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada5 objects
- Canada4 objects
- Povungnituk, Quebec, Canada4 objects
- Quebec, Canada4 objects
- NV-Ny-1272, Nye County, Nevada3 objects
- Nye County, Nevada3 objects
- NV-Pe-40, Pershing County, Nevada1 objects
- Pershing County, Nevada1 objects