historic town of lübeck with famous holstentor gate in summer, schleswig-holstein, northern germany

architecture attraction baltic beck blue building church city cityscape destination europe flowers gate german germany gothic hanseatic hansestadt historic holidays holstein holsten holstentor landmark landscape lubeck luebeck luebecker medieval nature nde nordsee north northern old ostsee panorama park schleswig schleswigholstein sea sky summer sunny tor tourism tower town travel vacation