The A4 autostrada in Poland is a 669 km long east–west motorway that runs through southern Poland, along the north side the Sudetes and Carpathian Mountains, from the Polish-German border at Zgorzelec-Görlitz, through Wrocław, Opole, Gliwice, Katowice, Kraków, Tarnów and Rzeszów, to the Polish-Ukrainian border at Korczowa-Krakovets. Wikipedia