To be privately owned
CastleIlz-Kalsdorf
Kalsdorf Castle

A first defensive structure was probably erected at this site around the middle of the 12th century. By 1160, a tower already stood here, possibly built by Karl von Hohenberg, a ministerialis of the Wildoners.
Source: wehrbauten.at · Image: http://www.wehrbauten.at
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Location: 47.0935, 15.9478