Here are a few suggestions for your next trip from Grub(Oberpf)

In 3 hours, you can reach Pilsen, Nürnberg.

In 4 hours, you can reach Prague, Munich.

In 5 hours, you can reach Linz, Frankfurt am Main, Stuttgart, České Budějovice, Kladno.

In 6 hours, you can reach Berlin, Vienna, Köln, Salzburg, Innsbruck, Hradec Králové, Ústí nad Labem, Pardubice, Dresden, Most.

In 7 hours, you can reach Bratislava, Brno, Hamburg, Liberec, Olomouc, Mauren, Düsseldorf, Strasbourg, Ruggell, Essen...