Oberburg Kobern

Oberburg Kobern - Credit: Wikimedia Commons

The Oberburg at Kobern, also called the Oberburg or Altenburg, is a hill castle above the municipality of Kobern-Gondorf in the county of Mayen-Koblenz in the German state of Rhineland-Palatinate. Read more on Wikipedia

type: military installation
date from: 1100

Source: en.wikipedia.org