Graz Highlands Graz Highlands The Graz Highlands or Graz Mountains () are a low mountain range north of the Styrian state capital of Graz in Austria. It is part of the Central Alps and forms the start of the Prealps East of the Mur. From a geological perspective, regions on the west bank of the Mur, which are clearly separate from the building of the Styrian Prealps, belong to the Graz Highlands. The Graz Highlands are a low mountain massif in the north of the Styrian Hills and lie mainly east of the River Mur. The core area of settlement is the
Schlossberg (Graz) ruined bastions is the "Kasemattenbühne", an open-air stage for concerts and performances. Below the Schlossberg hill is an extensive system of tunnels, which were created during the second world war to protect the civilian population of Graz from aerial bombing. Some of these tunnels are still accessible, including a passage from Schlossbergplatz to Karmeliterplatz, and a grotto railway for children. Also in the tunnel complex is the "Dom im Berg", which was expanded in 2000 to provide a venue space for up to 600 people. The summit of the hill is linked to the city centre by various steep paths