- North America4 objects
- The Americas4 objects
- United States4 objects
- California2 objects
- Nevada2 objects
- Northern California2 objects
- CA-Sac-2 or 3 or 6 ('Johnson Mound'), Sacramento County, California1 objects
- CA-Sac-6, Sacramento County, California1 objects
- Humboldt Lake Bed, Pershing County, Nevada1 objects
- NV-Wa-46, Washoe County, Nevada1 objects
- North Central California1 objects
- Northeastern California1 objects
- Northern Sierras, Northern California1 objects
- Pershing County, Nevada1 objects
- Sacramento County, California1 objects
- Tuolumne County, California1 objects
- Washoe County, Nevada1 objects
- Yosemite, Tuolumne County, California1 objects