Pizza estimated that annual production of pizza cheese was in the U.S. and in Europe. Authentic Neapolitan pizza ("pizza napoletana") is made with San Marzano tomatoes, grown on the volcanic plains south of Mount Vesuvius, and mozzarella di bufala Campana, made with milk from water buffalo raised in the marshlands of Campania and Lazio. This mozzarella is protected with its own European protected designation of origin. Other traditional pizzas include "pizza alla marinara", which is topped with marinara sauce and is supposedly the most ancient tomato-topped pizza, pizza capricciosa, which is prepared with mozzarella cheese, baked ham, mushroom, artichoke and tomato,
San Marzano Oliveto the Barbera produced in the region is particularly noteworthy. San Marzano Oliveto pays a significant role in the promotion of wine tourism in the Piedmont region. Tourists are attracted to the many wineries and vineyards in the region, many of which offer tasting facilities for visitors, and to the many restaurants that offer rare local vintages in addition to the highly renowned Piedmontese cuisine. San Marzano Oliveto San Marzano Oliveto is a "comune" (municipality) in the Province of Asti in the Italian region Piedmont, located about southeast of Turin and about southeast of Asti. San Marzano Oliveto is located in