- North America115 objects
- The Americas✖Remove constraint Collection place: The Americas115 objects
- United States115 objects
- California79 objects
- Northern California57 objects
- Lassen County, California51 objects
- Northeastern California51 objects
- CA-Las-7, Karlo area, Lassen County48 objects
- Karlo area, Lassen County, California48 objects
- Nevada36 objects
- Humboldt Lake Bed, Pershing County, Nevada34 objects
- Pershing County, Nevada34 objects
- Southern California18 objects
- Santa Barbara County, California14 objects
- CA-SBa-7, Carpinteria, Santa Barbara County7 objects
- Carpinteria, Santa Barbara County, California7 objects
- Santa Barbara Island, Santa Barbara County, California7 objects
- North Central California6 objects
- San Joaquin County, California6 objects
- CA-Ven-1, Ventura County, California2 objects