Burgruine Hohenburg - Credit: Wikimedia Commons
The Hohenburg, also called Homburg Castle or Fortress Hohenburg, is a ruined castle located Homburg in the Saarpfalz district in Saarland, Germany. It stands atop the -high Schlossberg above the Schlossberg Caves (Schlossberghöhlen). Read more on Wikipedia
Source: en.wikipedia.org