row of trees with color changing leaves on rheinuferpromenade along riverside of rhine river in düsseldorf, germany.

altstadt architecture autumn bank beautiful burgplatz city cityscape colorful day diminishing duesseldorf düsseldorf europe european famous german germany historic history kö landmark leaf leisure lined narrow north old outdoor park path pathway people perspective promenade rhein rheinuferpromenade rhine river riverside sidewalk square sunny tourism town travel tree trees urban westphalia window