Here are a few suggestions for your next trip from Črnomelj

In 3 hours, you can reach Liubliana, Kranj.

In 4 hours, you can reach Zagreb, Maribor.

In 5 hours, you can reach Graz.

In 6 hours, you can reach Rijeka.

In 8 hours, you can reach Viena.

In 9 hours, you can reach Bratislava, Múnich, Linz.

In 10+ hours, you can reach Berlín, Roma, París, Bucarest, Budapest, Varsovia, Estocolmo, Praga, Bruselas, Ámsterdam...