 Their son "Karl baron of Thienen-Adlerflycht" was the diplomatic representative of the Danish king and several German principalities and duchies in Vienna.Since then the barons of Thienen-Adlerflycht live in Austria.Ahretost, Gut-Augustenhof, Bienebek, Borghorst, Bülk, Bundhorst, Cronsburg, Eckhof, Ellgaard, Griesgaard, Goddersdorf, Grünholz, Klein-Grünholz, Großenbrode, Großnordsee, Güldenstein, Harzhoff, Klausdorf, Kühren, Löhrstorff, Maasleben, Marienhof, Mehlbek, Mirebüll, Nehmten, Palais Thienen in Kiel, Petersdorf, Rathmannsdorf, Rethwisch (now part of Schönwalde am Bungsberg), Schinkel, Sierhagen, Thienenhof / Prinzeßhof, Tollgaard, Tollschlag (Nieharde), Travenort, Gut Wahlstorf, Warleberg, Warleberger Hof, Gut Wensin, Wippendorf (Kappeler Harde), Gut Wittmoldt, Wulfshagen, Wulfshagenerhütten, and the Thienenhaus at the Monastery of Preetz

Castle Neuhaus in Salzburg, Castle Katzenberg in Upper Austria

Jurkino, Litkino, Sinzoro, Kislorka, Kriuscha, Marina

Today the family owns the castles and estates Lomnice in Brno-Country and Luhačovice in the Zlin-Region.