Related Clues:
- Sonoma County neighbor
- California wine country
- Viticultural valley
- County bordering California's Solano County
- Valley in California
- California winemaking area
- Golden State wine city
- California city on its own river
- County east of Sonoma
- Santa Rosa's county
- Wine valley of California
- Napa neighbor
- California site of an April film festival
- Wine region of California
- Noted wine valley