Here are a few suggestions for your next trip from Pisa

In 2 hours, you can reach Genoa.

In 3 hours, you can reach Rome.

In 4 hours, you can reach Milan, Naples, Turin.

In 5 hours, you can reach Monaco.

In 6 hours, you can reach Nice.

In 7 hours, you can reach Bern.

In 8 hours, you can reach Zürich, Geneva, Basel, Lausanne, Koper.

In 9 hours, you can reach Ljubljana, Schaan, Marseille, Vaduz, Munich, Lyon, Kranj, Triesen.

In 10+ hours, you can reach Berlin, Paris, Budapest, Vienna, Prague, Amsterdam, Zagreb, Bratislava, Hamburg, Graz...