- California✖Remove constraint Collection place: California16 objects
- Contra Costa County, California16 objects
- North America16 objects
- San Francisco Bay Area, California16 objects
- The Americas16 objects
- United States16 objects
- CA-CCo-138, Oakley, Contra Costa County11 objects
- Oakley, Contra Costa County, California11 objects
- CA-CCo-150, Veale Tract, Contra Costa County5 objects
- Unincorporated eastern Contra Costa County, California5 objects
- Veale Tract, Contra Costa County, California5 objects