piran city walls, slovenia

3rd 7th adriatic architecture balkans battlements blue building buildings castle castles century city coast coastal coastline crenel crenellated crenellations crenelle crenelles crenels defensive east eastern embrasures europe european exterior fort fortification fortified fortress fortresses forts green historic historical horizon houses istria landmark landscape littoral medieval mediterranean monument old outdoors piran primorska roofs ruin ruins sea september seventh sky slovene slovenian south southern stone summer sunny sunshine third tiled tourism tower towers town towns travel trees union view walls water