San Francisco and Napa Valley regularly are among the top U.S. vacation destinations — and for good reason.
With its historic neighborhoods, homes in the hills and picturesque views of the bay, San Francisco is a cultural and food mecca bursting with diverse options sure to please the most discerning of tastes. Just north, California’s Napa Valley wine country offers equally stunning views and experiences.
Both places aren't exactly cheap — San Francisco is known as one of the most expensive cities in the country — and many attractions require reservations in advance.
But with some careful planning, travelers can experience the world-class cuisine, award-winning wine and...