Bismarck Tower
Bismarck tower · Kallstadt
Castle ruin
The Hardenburg on the eastern edge of the Palatinate Forest near the Rhineland-Palatinate town of Bad Dürkheim is even as a ruin one of the mightiest castles of Palatinate. It was the residence of the Counts of Leiningen, who in 1725 moved to Schloss Dürkheim.
- Jürgen Keddigkeit; Alexander Thon; Michael Losse (2002), Jürgen Keddigkeit; Alexander Thon; Rolf Übel (eds.), "Hardenburg", Pfälzisches Burgenlexikon. Bd. 2. F−H (in German), vol. Bd. 12.2, Kaiserslautern, pp. 280– 294, ISBN 3-927754-48-X, ISSN 0936-7640 {{ citation }} : CS1 maint: work parameter with ISBN ( link )