 Most important are the floods of 1949,1966 and 1992.In these three events in fact, the Arno River north of Montelupo Fiorentino, and the Pesa River adjacent, flood submerging the country below four meters of water (two meters in 1992).Montelupo Fiorentino was one of the most important centers of pottery production during the Italian Renaissance, particularly tin-glazed earthenware known in Italy as maiolica.