From Munich: Munich-Salzburg highway until the Inntal highway triangle, then towards Kufstein, Kitzbühel, Mittersill, Zell am See, Saalfelden, Maria Alm. Or take the Munich-Salzburg highway until you get to the Innzell exit, then go towards Lofer and Saalfelden, turn right in Saalfelden towards Maria Alm. From Vienna: Vienna - Linz - Salzburg - Reichenhall - Lofer-Saalfelden.