Collection place
- The Americas1,427 objects
- North America1,415 objects
- United States1,360 objects
- California1,209 objects
- Northern California894 objects
- Northeastern California878 objects
- Modoc County, California742 objects
- Surprise Valley, Modoc County, California725 objects
- CA-Mod-204, Modoc County, California655 objects
- Eastern California132 objects
- Inyo County, California132 objects
- Southern California121 objects
- Nevada112 objects
- Lassen County, California67 objects
- Santa Barbara County, California66 objects
- Northern Sierras, Northern California57 objects
- Mexico54 objects
- CA-Las-194, Surprise Valley, Lassen County50 objects
- Surprise Valley, Lassen County, California50 objects
- Washoe County, Nevada42 objects