- California18 objects
- North America18 objects
- Southern California✖Remove constraint Collection place: Southern California18 objects
- The Americas18 objects
- United States18 objects
- Riverside County, California12 objects
- Joshua Tree National Park, Riverside County9 objects
- Cave near Crown Prince Mine, Joshua Tree National Park, Riverside County6 objects
- San Diego County, California4 objects
- Coachella Valley, Riverside County, California3 objects
- Colorado Desert, Riverside County, California3 objects
- Hidden Tank, Riverside County, California3 objects
- Twenty-Nine Palms Reservation, Coachella Valley, Riverside County3 objects
- Imperial County, California2 objects
- Borrego Valley, San Diego County, California1 objects
- CA-SDi-31, San Diego County, California1 objects
- Lower Borrego Valley, San Diego County, California1 objects
- Mason Valley, San Diego County, California1 objects
- San Diego, San Diego County, California1 objects
- Vallecitos, San Diego, San Diego County1 objects