Here are a few suggestions for your next trip from Haiger Obertor

In 2 hours, you can reach Frankfurt am Main.

In 3 hours, you can reach Köln, Düsseldorf, Dortmund.

In 4 hours, you can reach Liège, Stuttgart, Strasbourg, Essen, Arnhem.

In 5 hours, you can reach Brussels, Antwerpen, Basel, Utrecht, Eindhoven, Anderlecht, Schaerbeek, Namur, Nijmegen, Leuven...

In 6 hours, you can reach Berlin, Amsterdam, Zürich, Luxembourg, Paris.