Rettenegg is located in the Fischbach Alps at the confluence of the Pfaffenbach and Feistritz rivers. The roads coming from Pfaffensattel and Feistritzsattel also meet there. The southern part of the area belongs to the Styrian Joglland.
By car
From Graz: via the A2 to the Gleisdorf-West exit; follow the B64 to Weiz; B72 to Birkfeld, Ratten, Rettenegg
From Vienna: via A23 to exit Bruck a. d. Mur; continue on S6, follow L117 to Rettenegg
Detailed information on how to get here can be found
here.