Here are a few suggestions for your next trip from Wulften

In 3 hours, you can reach Hamburg, Frankfurt am Main, Bremen.

In 4 hours, you can reach Berlin, Köln, Stuttgart, Essen, Dortmund, Nürnberg.

In 5 hours, you can reach Munich, Strasbourg, Düsseldorf, Enschede, Dresden, Arnhem.

In 6 hours, you can reach Amsterdam, Brussels, Basel, Utrecht, Liège, Anderlecht, Szczecin, Schaerbeek, Kolding, Ústí nad Labem...