beautiful builings and mansions at the costline and hillslope with green forest in summer, at bosphorus strait in istanbul,turkey

ancient architecture asia attraction bay beautiful blue bosphorus bosporus buildings builings cityscape coast coastline constantinople continent costline cruise culture destinations empire europe facade famous forest green harbour hillslope historic historical history houses istanbul istanbulturkey landmark luxury mansion mansions marmara modern ottoman palace royals sea seascape ship shore skyline strait straits summer tourism touristic tourists travel turkey turkish urban view visitor water waterfront