Trausnitz Castle
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Attribution: CC BY-SA 3.0, https://en.wikipedia.org/w/index.php?curid=10397370
Trausnitz Castle 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.