In 3 hours, you can reach Hamburg.
In 4 hours, you can reach Berlin, Szczecin.
In 5 hours, you can reach Bremen.
In 6 hours, you can reach Poznań, Essen, Dresden.
In 7 hours, you can reach Odense, Wrocław, Köln, Frankfurt am Main, Esbjerg, Düsseldorf, Kolding, Ústí nad Labem, Vejle, Enschede...
In 8 hours, you can reach Warsaw, Amsterdam, Prague, Århus, Munich, Utrecht, Liberec, Bydgoszcz, Horsens, Nijmegen...