From Vienna: Take the A2 towards Graz, then the S6 towards Bruck/Mur/Semmering/Neunkirchen West. At the St. Michael junction, take the S36 towards Klagenfurt/Knittelfeld/Judenburg. Take the Zeltweg Ost/Spielberg exit, then the first left and left again onto the L503. After approx. 2 km turn right, taking the exit for the Red Bull Ring.