castel dell'ovo, medieval castle located on a tiny island off the coast of naples, italy

naples italy gulf castel dell 039 ovo wall coast island medieval seafront boulevard bay stone riviera chiaia tyrrhenian sea napoli europe attraction sightseeing architecture building landmark travel tourism old campania mediterranean city historic town outdoor urban landscape nature panorama destination famous view monument coastline sunny summer sky dell'ovo castle located tiny off june 2021: near santa lucia district