napoli - costa della baia di trentaremi dalla villa imperiale

archaeological area bagnoli baia bay campania cliff clouds cloudy coast coastal coroglio gaiola green grotta gulf ischia island italy landscape marechiaro marine mediterranean naples nature neapolitan nisida panorama panoramic park pausilypon posillipo procida promontory protected rocks roman sea seiano sky submerged surface theater tourism tourist trentami tuff tyrrhenian water waves yellow