Bolzano concentration camp
Italy
Bolzano was a transit camp operated by Nazi Germany in Bolzano from 1944 to 3 May 1945 during World War II. It was one of the largest Nazi Lager on Italian soil, along with those of Fossoli, Borgo San Dalmazzo and Trieste.
Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).