Here are a few suggestions for your next trip from Leiden

In 2 hours, you can reach Amsterdam, Rotterdam, Antwerpia, Haga.

In 3 hours, you can reach Bruksela.

In 4 hours, you can reach Paryż.

In 5 hours, you can reach Londyn.

In 6 hours, you can reach Luksemburg, Hamburg, Lyon.

In 7 hours, you can reach Berlin, Esch-sur-Alzette.

In 8 hours, you can reach Birmingham, Marsylia, Genewa, Monachium.

In 9 hours, you can reach Zurych, Liverpool.

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