Castellammare di Stabia - Archaeological Sites Scavi Archeologici The Archaeological Excavations of Castellammare di Stabia have brought to light several villas and residential buildings as well as residential districts of the ancient city of Stabiae. The origins of the city date back to the 7th century BC and from historical materials it appears to have been destroyed by Silla and the eruption of Mount Vesuvius in 79 AD. The remains were found on the edge of the Poggio di Varano of several villas, including that of San Marco and Villa Arianna which is the oldest.