V. Sattui Winery is located in Napa Valley town of St. Helena.  It’s one of the most popular stops (over 400k visitors annually) along Highway 29.  And with a plethora of wonderful wines (over 45), an on-site gourmet deli and cheese shop, great picnic grounds, and a reasonable ($10) wine-tasting fee (down-right inexpensive by Napa…