world war 2 bunker in medulin, croatia

medulin istria croatia europe december winter landscape bunker architecture war countryside rural travel tourism balkans european union eu croatian istrian picturesque outside outdoors outdoor military relic concrete fortification blockhouse fortified world two ww2 building historic historical disused decommissioned coast coastal water mediterranean adriatic coastline wartime monument remnant kasteja forest park suma grass embrasures windows old east south eastern southern sunny sunshine blue sky clouds cirrus nature scenic scene scenery green rocks rocky shore trees woods woodland chair