one of the arches of the merchants' bridge, krämerbrücke, erfurt, germany

infrastructure wall tunnel waterway bridge arch road transport alley architecture lane ruins subway reflection water canal formation street cave one arches merchants39aph39 kracurren merbrafrac14 cke medieval lined halftimbered shops houses erfurt germany february 2023 river gera dark ecology architectural building church city cityscape color colorful culture europe european exterior fachwerk frame geometric geometry historic house landmark merchant old shop stone style texture thuringia timber tower town