
The main international road routes are:
Trieste – Ljubljana – Zagreb – Karlovac
Graz – Maribor – Zagreb – Karlovac
Klagenfurt – Ljubljana – Zagreb – Karlovac
Budapest – Varaždin – Zagreb – Karlovac
The main international road routes are:
Trieste – Ljubljana – Zagreb – Karlovac
Graz – Maribor – Zagreb – Karlovac
Klagenfurt – Ljubljana – Zagreb – Karlovac
Budapest – Varaždin – Zagreb – Karlovac