The first historical mention of the castle can be found in the year 907. The Bavarian Sieghart, Count of Sempt and Ebersberg, took possession of "Bösenberg" and fortified it.
A castle at this point was already mentioned in the middle of the 14th century. It was rebuilt by the Lords of Walsee in the 15th century after they had …
In 1241, the area north of the Erlaufzwiesel came into the possession of the diocese of Passau, and on the left bank of the Erlauf in the course of the …