Here are a few suggestions for your next trip from Mainz

In 4 hours, you can reach Paryż, Bruksela, Luksemburg, Esch-sur-Alzette.

In 5 hours, you can reach Berlin, Amsterdam, Zurych, Hamburg, Rotterdam, Antwerpia.

In 6 hours, you can reach Schaan, Vaduz.

In 7 hours, you can reach Londyn, Genewa.

In 8 hours, you can reach Wiedeń, Praga, Mediolan, Marsylia.

In 9 hours, you can reach Bratysława, Birmingham, Brno.

In 10+ hours, you can reach Madryt, Rzym, Bukareszt, Budapeszt, Warszawa, Sztokholm, Kopenhaga, Dublin, Zagrzeb, Lublana...