Collection place
          Select all that apply:
      
    - North America3,769 objects
- The Americas3,769 objects
- United States3,767 objects
- California2,552 objects
- Nevada1,214 objects
- San Francisco Bay Area, California1,181 objects
- Northern California1,149 objects
- North Central California689 objects
- Contra Costa County, California627 objects
- Humboldt County, Nevada617 objects
- NV-Hu-300, Humboldt County, Nevada592 objects
- Northeastern California430 objects
- Churchill County, Nevada370 objects
- San Joaquin County, California331 objects
- NV-Ch-18 (Lovelock Cave), Churchill County, Nevada320 objects
- Unincorporated western Contra Costa County, California286 objects
- Sacramento County, California269 objects
- Marin County, California265 objects
- Modoc County, California244 objects
- Surprise Valley, Modoc County, California243 objects