Srednja ruta ide kroz Tursku, Bugarsku, Makedoniju, Srbiju, Crnu Goru, Bosnu i Hercegovinu (BiH), Hrvatsku, Sloveniju, te za Italiju ili u Austriju.
Тhe central route runs through Turkey, Bulgaria, Macedonia, Serbia, Montenegro, Bosnia and Herzegovina (BiH), Croatia, Slovenia, and into either Italy or Austria.