- North America555 objects
- The Americas555 objects
- United States✖Remove constraint Collection place: United States555 objects
- California401 objects
- Central California200 objects
- Northern California124 objects
- South Central California102 objects
- Central California coast98 objects
- Monterey County, California98 objects
- Nevada98 objects
- CA-Mnt-250, Church Creek, Monterey County96 objects
- Church Creek, Monterey County, California96 objects
- Churchill County, Nevada86 objects
- Kern County, California61 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada58 objects
- North Central California57 objects
- Southern California51 objects
- Santa Barbara County, California47 objects
- Northern Channel Islands, Santa Barbara County, California41 objects
- Santa Cruz Island, Channel Islands, Southern California41 objects