Burg Thalberg is a high medieval castle in Styria, Austria. Burg Thalberg is 504 metres above sea level. It is probably the best preserved Romanesque fortification in the country.
Wikipedia https://en.wikipedia.org/wiki/Burg_Thalberg
Address 1 Schlag bei Thalberg, Thalberg 8241, Austria
Coordinates 47°24'58.978" N 16°0'21.687" E