Duke's Chair
Maria Saal, Austria
The Duke's Chair, also known as the Duke's Seat (Herzogstuhl, Slovene: vojvodski prestol or vojvodski stol), is a medieval stone seat dating from the ninth century and located at the Zollfeld plain near Maria Saal, north of Klagenfurt in the Austrian state of Carinthia.
Monument data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).