Location From San Francisco — via Golden Gate Bridge Take Highway 101 North through San Francisco toward the Golden Gate Bridge Stay on 101 North over the Golden Gate Bridge to Highway 37 to Highway 121 toward Sonoma to Highway 12 toward Napa Turn LEFT onto Highway 29 Continue on Highway 29, passing through several Napa Valley towns (Napa, Yountville, Oakville, Rutherford) Turn LEFT onto EL BONITA AVE. Try the map link below — enter the address of your origin and this address as your destination: 201 Main Street, St. Helena, California 94574