- North America6 objects
- The Americas6 objects
- United States✖Remove constraint Collection place: United States6 objects
- California3 objects
- San Francisco Bay Area, California3 objects
- San Francisco County, California3 objects
- San Francisco Waterfront, San Francisco, San Francisco County3 objects
- San Francisco, San Francisco County, California3 objects
- Alaska2 objects
- Northwestern United States2 objects
- Site FQ-1, San Francisco Waterfront, San Francisco1 objects
- Site N-2 (North Point Tunnel), San Francisco Waterfront, San Francisco1 objects
- Site N-5 (North Shore Pump Station), San Francisco Waterfront, San Francisco1 objects