Here are a few suggestions for your next trip from Freiburg

In 2 hours, you can reach Zürich.

In 4 hours, you can reach Paris, Luxemburg, Schaan, Geneva, Esch-sur-Alzette, Vaduz, Lyon.

In 5 hours, you can reach Bruxelles, München.

In 6 hours, you can reach Londra, Amsterdam, Hamburg, Milan, Marsilia, Rotterdam, Anvers.

In 7 hours, you can reach Berlin.

In 9 hours, you can reach Roma, Viena, Birmingham.

In 10+ hours, you can reach Madrid, Budapesta, Varșovia, Stockholm, Praga, Copenhaga, Dublin, Zagreb, Bratislava, Ljubljana...