Trausnitz Castle is a medieval castle situated in Landshut, Bavaria in Germany.
It was the home of the Wittelsbach dynasty, and it served as their ducal residence for Lower Bavaria from 1255–1503, and later as the seat of the hereditary rulers of the whole of Bavaria. The castle was founded in 1204 by Duke Ludwig I.
Wikipedia https://en.wikipedia.org/wiki/Trausnitz_Castle
Coordinates 48°31'53.189" N 12°9'10.46" E