- California21 objects
- Napa County, California21 objects
- North America21 objects
- San Francisco Bay Area, California21 objects
- The Americas21 objects
- United States21 objects
- Napa Valley, Napa County, California20 objects
- CA-Nap-14 (Las Trancas site), Napa Valley, Napa County18 objects
- Lower Napa Valley, Napa County, California18 objects
- CA-Nap-32, Napa Valley, Napa County1 objects
- CA-Nap-38, Napa Valley, Napa County1 objects
- Middle Napa Valley, Napa County, California1 objects
- Rutherford area, Napa Valley, Napa County1 objects
- Upper Napa Valley, Napa County, California1 objects