Here are a few suggestions for your next trip from Ranspach(Kruth)

In 2 hours, you can reach Basel, Strasbourg.

In 3 hours, you can reach Zürich, Bern, Luzern, Biel/Bienne.

In 4 hours, you can reach Paris, Luxembourg, Schaan, Esch-sur-Alzette, Vaduz, Dudelange, Lyon, Triesen, Schifflange, Bettembourg...