If your trip to Zinfandel is all organized but your travel itinerary is looking a little empty, we can give you a few hints and tips.If your friends and family ask why you're heading here, just show them some pictures of V. Sattui and Culinary Institute of America. These notable attractions will make sure you have an unforgettable trip.Near the city center, HALL St. Helena Winery is one sight to consider putting on your must-see list. If you still have space on that schedule, Mumm Napa and Rutherford Hill Winery will keep you on the go too.