car:
coming from Saarbrücken, follow the A1 motorway for approx. 43 km before taking the Nonnweiler-Braunshausen exit (no. 137). Continue on the L329 country road going in the direction of Braunshausen. 450 m after you have entered the town, turn right onto Peterbergstraße. After approx. 550 m (right after the left turnoff to the Hermann-Lns-Straße) the street forks. You will reach a signpost indicating a left turn to Turnerheim/Schutzhütte and a right turn to Freizeitzentrum Peterberg. Follow the road to the left, going uphill. You should be passing the Turnerheim (sports club) after approx. 400 m. Follow the serpentine road uphill for another 2 km until you reach the top of the hill, where the tarred road forks to the right. Continue along that road, passing a chapel on your left, and follow the signposts indicating Almrestaurant and Zur Sternwarte. After approx. 30 m, you will have reached the parking lot. Continue on foot along the farm track and you will reach the observatory after approx. 400 m