Go wine tasting in Sonoma and experience San Francisco on your own schedule with a 24-hour Official city hop-on hop-off bus pass. Taste the superb wineries of Sonoma Valley and the Carneros region on a 5-hour day trip from the city, which includes one wine tasting fee. Plus, enjoy the flexibility of 20 stops along a route through Fisherman's Wharf, Golden Gate Bridge, Golden Gate Park, Haight & Ashbury, Union square, Civic centre, Chinatown, Lombard Street and Pier 39.