Thalerhof internment camp
Feldkirchen bei Graz, Austria
Thalerhof (also transliterated as Talerhof from Cyrillic-based East Slavic texts) was a concentration camp created by the Austro-Hungarian authorities active from 1914 to 1917, in a valley in foothills of the Alps, near Graz, the capital city of the province of Styria.
Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).