When you take the bus to Leopoldsberg, it makes a quick stop at Kahlenberg[a]. These hills north of Vienna form the border to Lower Austria (Niederösterreich), and have been the site of many battles against the Turks.
When you take the bus to Leopoldsberg, it makes a quick stop at Kahlenberg[a]. These hills north of Vienna form the border to Lower Austria (Niederösterreich), and have been the site of many battles against the Turks.