"With all of the luxe experiences Napa has to offer, it can be easy to forget that the wineries are, at heart, agricultural ventures: Frog's Leap really feels like a farm, in the best possible way. The winery is housed in cavernous old barn, and the farmhouse has a big, wide porch for tastings (which are by appointment only). If you're lucky, you might even catch winemaker John Williams and his scruffy companion, Abbie, driving around the property in Williams' vintage Chevy. "