venetian tower in butrint archaeological park, albania

butrint albania europe balkans architecture archaeology archaeological site unesco world heritage ancient antiquities antiquity venetian tower medieval roman public bathhouse baths washhouse ruins hypocaust system windows slit arrow slits loopholes tapered base park travel tourism albanian european old historic outside outdoors landmark stone exterior historical monument excavation building fortified fortifications defensive defence village town city june summer south east saranda sarande vlore vlora dig eastern southern attraction destination preservation preserved protected settlement kulla venciane national vivari channel butrinto buthrotum bouthrotum