Here are a few suggestions for your next trip from Gebra(Hainleite)

In 4 hours, you can reach Berlin, Hamburg, Frankfurt am Main, Dortmund, Dresden, Bremen, Nürnberg.

In 5 hours, you can reach Munich, Köln, Stuttgart, Strasbourg, Düsseldorf, Essen, Enschede.

In 6 hours, you can reach Basel, Utrecht, Liège, Liberec, Szczecin, Ústí nad Labem, Nijmegen, Arnhem.

In 7 hours, you can reach Amsterdam, Brussels, Prague, Linz, The Hague, Wrocław, Poznań, Eindhoven.