Here are a few suggestions for your next trip from Freiburg

In 2 hours, you can reach Zurigo.

In 4 hours, you can reach Parigi, Lussemburgo, Schaan, Ginevra, Esch-sur-Alzette, Vaduz, Lione.

In 5 hours, you can reach Bruxelles, Monaco.

In 6 hours, you can reach Londra, Amsterdam, Amburgo, Milano, Marsiglia, Rotterdam, Anversa.

In 7 hours, you can reach Berlino.

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

In 10+ hours, you can reach Madrid, Budapest, Varsavia, Stoccolma, Praga, Copenaghen, Dublino, Zagabria, Bratislava, Lubiana...