- North America99 objects
- The Americas99 objects
- United States✖Remove constraint Collection place: United States99 objects
- Nevada64 objects
- Churchill County, Nevada61 objects
- Humboldt Lake region, Churchill County, Nevada61 objects
- NV-Ch-13, Churchill County, Nevada57 objects
- California32 objects
- Northern California20 objects
- North Central California15 objects
- San Joaquin County, California10 objects
- CA-SJo-83, San Joaquin County, California4 objects
- CA-SJo-86, San Joaquin County, California4 objects
- Southern California4 objects
- Central California3 objects
- NV-Pe-5, Pershing County, Nevada3 objects
- Northeastern California3 objects
- Northern Sierras, Northern California3 objects
- Pershing County, Nevada3 objects
- Woodland, Yolo County, California3 objects