Nürburg Castle settled
1166 CE.
Shown on the map at 50.346°, 6.954°.
The Nürburg is a ruined hilltop castle in the German Eifel Mountains near the village of Nürburg south of Adenau in the district of Ahrweiler in the state of Rhineland-Palatinate. It stands within the famous North Loop, or Nordschleife, of the Nürburgring racing course at an altitude of 678 m (2,224 ft) on a volcanic basalt cone. It may be visited for a fee.
Text from the Wikipedia article Nürburg Castle, licensed CC BY-SA 4.0.