Portici is a town with 55,274 inhabitants (December 31, 2015) in the southern Italian Campania, Metropolitan city of Naples. It is located 12 kilometers away from Naples at the foot of Vesuvius on the bay. 1738 was the Bourbon king Charles III. a palace (Palazzo Reale) build. This, among other various representative excavation finds from Herculaneum and Pompeii were collected until they were taken to the Museo Archeologico Nazionale Naples in the following decades. Today, the castle houses the Botanical Institute of the University of Naples. The park is a botanical garden (Orto Botanico della Reggia). In 1839 the first railway was opened in Italy between Naples and Portici. Portici is a center of the silk industry in Italy. The town's name is Daniel-François-Esprit Auber's opera La muette de Portici (The Dumb Girl of Portici) known.