- North America✖Remove constraint Collection place: North America96 objects
- The Americas96 objects
- United States64 objects
- Nevada46 objects
- Churchill County, Nevada40 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada40 objects
- Central Mexico32 objects
- Jalisco, Mexico32 objects
- Mexico32 objects
- San Sebastián del Oeste village, Jalisco state, Mexico32 objects
- West-Central Mexico32 objects
- California15 objects
- CA-Mnt-250, Church Creek, Monterey County8 objects
- Central California8 objects
- Central California coast8 objects
- Church Creek, Monterey County, California8 objects
- Monterey County, California8 objects
- Northern California6 objects
- Northwestern California6 objects
- Southwestern United States2 objects