Here are a few suggestions for your next trip from Caldern

In 2 hours, you can reach Frankfurt am Main.

In 3 hours, you can reach Köln.

In 4 hours, you can reach Stuttgart, Strasbourg, Düsseldorf, Essen, Dortmund, Bremen, Nürnberg.

In 5 hours, you can reach Brussels, Berlin, Hamburg, Basel, Liège, Anderlecht, Schaerbeek, Nijmegen, Leuven, Molenbeek-Saint-Jean...

In 6 hours, you can reach Amsterdam, Luxembourg, Zürich, Paris, Esch-sur-Alzette, Antwerpen, Dudelange, Gent.