from Munich:

AA 26 junction, towards Gera, after Triptis in Mittelpöllnitz to Neuensorga and

turn right there

from Erfurt,  Berlin or Dresden:

Hermsdorfer Kreuz towards Munich,  1st junction on AA 25 to Neuensorga, turn left there, to Münchenbernsdorf

from Gera:

Leave town towards Schleiz, after passing the hospital, go straight to Saara,

there turn left to Münchenbernsdorf.