Pienza, in the Val d'Orcia, is the birthplace of Pope Pius II (Enea Silvio Piccolomini), who in 1400 commissioned the architect Bernardo Rossellino to build the town above the old village (Renaissance architecture). The town is since 1996 the natural, artistic and cultural heritage of the UNESCO. In its territory, is produced the typical cheese (DOP) Pecorino di Pienza.