- California14 objects
- Modoc County, California14 objects
- North America14 objects
- Northeastern California14 objects
- Northern California14 objects
- The Americas14 objects
- United States14 objects
- Surprise Valley, Modoc County, California5 objects
- CA-Mod-215, Modoc County, California2 objects
- CA-Mod-237, Modoc County, California2 objects
- CA-Mod-239, Modoc County, California2 objects
- CA-Mod-339, Modoc County, California2 objects
- CA-Mod-341, Snake Lake, Modoc County2 objects
- CA-Mod-211, Modoc County, California1 objects
- CA-Mod-238, Modoc County, California1 objects
- CA-Mod-340, Snake Lake, Modoc County1 objects
- CA-Mod-342, Snake Lake, Modoc County1 objects