thumb|West gate of the Heidelsburg with original Roman ashlars The Heidelsburg, also called the Bunenstein, is an old fortification in the western Palatine Forest in the German state of Rhineland-Palatinate that goes back at least to the days of the Roman Empire. Today only the remains of two gates, together with their steps, the castle walls and a cistern have survived.
thumb|West gate of the Heidelsburg with original Roman ashlars The Heidelsburg, also called the Bunenstein, is an old fortification in the western Palatine Forest in the German state of Rhineland-Palatinate that goes back at least to the days of the Roman Empire. Today only the remains of two gates, together with their steps, the castle walls and a cistern have survived.
== Geography == thumb|Rocky path near the Heidelsburg The castle ruins lie 3 kilometres southeast of Waldfischbach-Burgalben on a rocky ridge of the Drei-Sommer-Berg at a height of 340 metres above sea level (NN) above the valley of Schwarzbachtal.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).