Königsberg https://www.geonames.org/554234 Köln https://www.geonames.org/2886242 St. Petersburg https://www.geonames.org/536203 Lindau https://www.geonames.org/2877550 Frankfurt am Main https://www.geonames.org/6553153 Leipzig https://www.geonames.org/2879139 Berlin https://www.geonames.org/2950159 Magdeburg https://www.geonames.org/2874545 Stendal https://www.geonames.org/6550942 Danzig https://www.geonames.org/3099434 Halle https://www.geonames.org/2911522 Breslau https://www.geonames.org/3081368 Helmstedt https://www.geonames.org/2906676 Amsterdam https://www.geonames.org/2759794 Hamburg https://www.geonames.org/2911298 Paris https://www.geonames.org/2968815 Ulm https://www.geonames.org/2820256 Mannheim https://www.geonames.org/2873891 Lübeck https://www.geonames.org/7602559 Riga https://www.geonames.org/456173 Magdeburg https://www.geonames.org/2874544 Altona https://www.geonames.org/11669484 Strassburg https://www.geonames.org/6441375 Jena https://www.geonames.org/6549748 Brandenburg an der Havel https://www.geonames.org/6547540 Rostock https://www.geonames.org/2844588 Kopenhagen https://www.geonames.org/2618425 Karlsruhe https://www.geonames.org/6555606