Here are a few suggestions for your next trip from Kotlin

In 2 hours, you can reach Poznań.

In 3 hours, you can reach Łódź, Wrocław, Częstochowa.

In 4 hours, you can reach Warsaw, Szczecin, Bydgoszcz, Katowice, Sosnowiec.

In 5 hours, you can reach Berlin, Ostrava, Kraków, Gdańsk, Gdynia.

In 6 hours, you can reach Olomouc, Hradec Králové, Lublin, Pardubice, Havířov, Białystok, Dresden.

In 7 hours, you can reach Prague, Brno, Hamburg, Liberec, Žilina, Zlín.

In 8 hours, you can reach Vienna, Pilsen, Ústí nad Labem.