The 5 US states with the best wineries, according to a sommelier

California isn't the only state to visit if you want to find some great wineries in the US. Bob Pool/Shutterstock As a certified sommelier, I love visiting wineries across the United States. It may not be a surprise that California is on my list, but Michigan or New York might be. The Pacific Northwest states of Washington and Oregon have beautiful wine regions. If you can't swing a trip to Italy or France, there are some amazing wineries in the US. Believe it or not, all 50 states grow gra...