adriatic ancient architecture attraction balkan bay boat boka building citadel city coast coastline europe european famous fjord fort gulf harbor home house kotor kotorska landscape marine medieval mediterranean Montenegro mountain old outdoor port rock roof sea ship shore spring tourist tower town travel trip unesco vacation view village water yacht grounded lake Nyberg ocean sailing sailingboat shallow wreck entrance green harbour seamark seamarks frozen HDR ice nature winter hill languid lazy norway peace relax ripple serene sunshine warm icy stone stones sun sunset