Altenklingen Castle is a castle in late Renaissance style in the Swiss Canton of Thurgau in the municipality of Wigoltingen.
It is a Swiss heritage site of national significance. Since 1595 the castle and the surrounding area is privately owned by the Zollicoffer family.
Wikipedia https://en.wikipedia.org/wiki/Altenklingen_Castle
Address Altenklingen 8560, Switzerland
Coordinates 47°36'7.672" N 9°4'40.956" E