Burggraf (fortification) - Credit: Wikimedia Commons
The fortification of Burggraf (), also called the Burggrafenstein or Furchste, is a levelled prehistorical or early medieval sector fortification on a hill spur between Untertrubach and Dörnhof near Gräfenberg in the county of Forchheim in the south German state of Bavaria. Read more on Wikipedia
Source: en.wikipedia.org