castelsardo, sassari, italy, 20/03/2019 city of castelsardo in sardinia with its magnificent castle overlooking the crystal clear

castelsardo sassari italy 20032019 city sardinia its magnificent castle overlooking crystal clear architecture beach beautiful blue building clouds coast coastline colorful europe hill holiday house island italian landscape mediterranean nature nobody ocean old outdoor picturesque port relax road rock sardegna scene scenic sea seascape shore sky street summer tourism tower town travel vacation view village wall water ncity ancient museum