- North America✖Remove constraint Collection place: North America4,321 objects
- The Americas4,321 objects
- United States4,275 objects
- California3,779 objects
- Northern California1,870 objects
- San Francisco Bay Area, California1,314 objects
- Northeastern California1,099 objects
- Lassen County, California700 objects
- Napa County, California647 objects
- North Central California493 objects
- Central California456 objects
- South Central California412 objects
- Nevada367 objects
- Contra Costa County, California327 objects
- CA-CCo-138, Oakley, Contra Costa County288 objects
- Oakley, Contra Costa County, California288 objects
- Berryessa Valley, Napa County, California284 objects
- Northwestern California278 objects
- Mendocino County, California250 objects
- CA-Nap-93, Berryessa Valley, Napa County241 objects