The Eresburg is the largest, well-known (Old) Saxon refuge castle (Volksburg) and was located in the area of the present German village of Obermarsberg in the borough of Marsberg in the county of Hochsauerlandkreis. It was a hill castle built on the plateau of a low table hill, known as the Eresberg, at a height of 130–150 metres above the Diemel, a tributary of the Weser, in the extreme south of the Saxon Gau of Engern on the border with the Duchy of Franconia.
The Eresburg is the largest, well-known (Old) Saxon refuge castle (Volksburg) and was located in the area of the present German village of Obermarsberg in the borough of Marsberg in the county of Hochsauerlandkreis. It was a hill castle built on the plateau of a low table hill, known as the Eresberg, at a height of 130–150 metres above the Diemel, a tributary of the Weser, in the extreme south of the Saxon Gau of Engern on the border with the Duchy of Franconia.
== History == thumb|1646 sketch of the bombardment of the fortress thumb|Eresburg and Marsberg around 1670 There is evidence that indicates the hill was settled even in prehistoric times. Pieces of pottery from the Michelsberg culture have also been found here. Excavations in the vicinity of the present-day collegiate church have revealed traces of ditches, ramparts and posts. Radio carbon dating points to their origin in the pre-Roman Iron Age. In addition the wooden posts were made from trees that can be dated to between 420 and 370 B.C.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).