People sightseeing medieval fortification and city walls of dubrovnik old town, Aerial

people sightseeing dubrovnik city walls old town medieval fortification aerial walled tourist fortified city seaside kings landing preserved wall croatia tourism adriatic stone cityscape sunset coastal architecture sea defensive caffe on the wall bay rugged drone limestone houses rooftops brick urban historic game of thrones visitors high angle protected barricaded garrisoned bastion enclosed crag cliff museum pullback