Collection place
- The Americas13,576 objects
- North America13,385 objects
- United States13,342 objects
- California7,276 objects
- Northern California5,174 objects
- Nevada4,078 objects
- Northeastern California3,900 objects
- Humboldt County, Nevada3,017 objects
- Black Rock Desert Wilderness, Humboldt County, Nevada2,818 objects
- East side of Black Rock Desert, Humboldt County, Nevada2,815 objects
- Northern Sierras, Northern California1,439 objects
- North Central California1,194 objects
- Lassen County, California1,002 objects
- Eastern California906 objects
- Modoc County, California827 objects
- Placer County, California812 objects
- Sacramento County, California767 objects
- Surprise Valley, Modoc County, California744 objects
- Inyo County, California734 objects
- CA-Mod-204, Modoc County, California717 objects