Heimburg Castle

Heimburg Castle, also called the Altenburg or Alteburg, is a ruined castle on an oval hilltop about 330 metres above sea level which is located just north of the Harz Mountains in central Germany. The ruins of this hilltop castle stand above the village of Heimburg in the borough of Blankenburg in the district of Harz in the state of Saxony-Anhalt. It is checkpoint no. 84 in the Harzer Wandernadel hiking network.

Source: Wikipedia