Here are a few suggestions for your next trip from Posen

In 3 hours, you can reach Berlino, Varsavia, Łódź.

In 4 hours, you can reach Ostrava.

In 5 hours, you can reach Amburgo, Cracovia.

In 6 hours, you can reach Praga, Brno.

In 7 hours, you can reach Vienna, Monaco.

In 8 hours, you can reach Bratislava.

In 9 hours, you can reach Amsterdam, Košice, Linz.

In 10+ hours, you can reach Roma, Parigi, Bucarest, Budapest, Stoccolma, Copenaghen, Bruxelles, Zagabria, Vilnius, Zurigo...