Newton Vineyard is one the most prominent and historical of the Napa Valley wineries. Established in 1977, it was the first vineyard on Spring Mountain. It uses traditional, meticulous methods in its wine-making process, such as natural fermentation and bottling without filtration. It offers tours and tastings for guests. The tour takes guests through the picturesque gardens, into the winding caves below the winery and provides information about the process before a seated tasting.