Here are a few suggestions for your next trip from Gengenbach

In 2 hours, you can reach Strasbourg, Basel, Frankfurt am Main, Stuttgart.

In 3 hours, you can reach Zürich, Luxembourg, Paris, Esch-sur-Alzette, Dudelange, Schifflange, Köln, Bern, Bettembourg, Luzern...

In 4 hours, you can reach Munich, Pétange, Winterthur, Düsseldorf, Diekirch, Ettelbruck, Sankt Gallen, Essen, Dortmund, Rodange...