Highway 29 makes it look easy. A direct route from American Canyon up to Calistoga, with winery names you know by heart dotting the map along the way. But if you’re planning to spend the weekend ...

Just north of San Francisco, nestled between the Vaca Range and the Mayacamas Mountains, Napa Valley is one of the richest lands for growing, well, anything. And there’s a reason for that: The ...