Venturing out of the city for the weekend is an essential part of surviving in the urban jungle. Throw in some wine tasting, fresh air, and gourmet food and you're in for a full-on rejuvenation session. Once scoffed at by Old World vintners, California's Napa and Sonoma Valleys are now home to some of the world's most respected vineyards — and they're ripe for exploring. Here's a guide to a perfect weekend trip through America's renowned wine country, all just around two hours north of San Francisco. From top tastings to gourmet food pairings to relaxing excursions, we'll take you all over the map to sample the best of the natural bounty that Napa and Sonoma County have to offer.