In 2 hours, you can reach Hamburg, Bremen.
In 3 hours, you can reach Berlin.
In 4 hours, you can reach Kolding, Essen, Dortmund.
In 5 hours, you can reach Århus, Odense, Köln, Frankfurt am Main, Esbjerg, Düsseldorf, Horsens, Vejle, Enschede, Dresden...
In 6 hours, you can reach Amsterdam, Copenhagen, Utrecht, Liège, Frederiksberg, Poznań, Stuttgart, Szczecin, Tilburg, Randers...