- North America138 objects
- The Americas138 objects
- United States138 objects
- Calaveras County, California131 objects
- California131 objects
- Northeastern California131 objects
- Northern California131 objects
- Northern Sierras, Northern California131 objects
- CA-Cal-142, Calaveras County, California106 objects
- CA-Cal-114, Calaveras County, California24 objects
- Nevada7 objects
- White Pine County, Nevada7 objects
- NV-Wh-27 (Cat Mountain Shelter), White Pine County, Nevada5 objects
- CA-Cal-147, Calaveras County, California1 objects
- NV-Wh-26, White Pine County, Nevada1 objects
- NV-Wh-28 (Blue Jay Springs), White Pine County, Nevada1 objects