About 4m outside of Eisenerz in the direction of Hieflau you reach the turnoff to the Leopolsteinersee. From there the road leads another 1km to the parking lot.
Directions to Eisenerz:
Approach from SALZBURG/MUNICH
Tauernautobahn direction Villach, exit Radstadt direction Graz, via Schladming, Liezen, Admont, Hieflau to Eisenerz
Approach from VIENNA
Wiener Neustadt via Semmering, Bruck/Mur, Leoben, Trofaiach to Eisenerz
Approach from BUDAPEST
Budapest - Sopron - border crossing Klingenbach - Eisenstadt - Wiener Neustadt - Semmering - Leoben - EisenerzorBudapest - Szombathely - border crossing Heiligenkreuz - Graz -St. MichaelorBruck/Mur - Eisenerz
Approach from PRAHA
Praha - Ceske Budejovice - border crossing Wulowitz - Freistadt - Linz - direction Graz to Liezen - Admont - Hieflau - Eisenerz
Approach from PASSAU(Suben)
Motorway direction Wels, exit direction Graz via Kirchdorf, Windischgarsten, Phyrnpaß or freeway tunnel (toll) to Ardning continue to Admont, Hieflau and Eisenerz
Do not forget the freeway vignette. Possibly get at the border crossing!