Castles & Fortresses — Napoli

Naples' oldest fortress, perched on a tiny islet where a Roman emperor was once exiled and a magic egg is said to guard the city's fate.

A moated Angevin-Aragonese fortress guarding Naples' port, famed for its gleaming Renaissance triumphal arch and the hall where a king once trapped his rebellious barons.

A six-pointed star fortress cut into the Vomero hilltop, offering what many consider the single best panorama over Naples, the bay and Vesuvius.