Cárcel del Saladero
Madrid, Spain
The Cárcel del Saladero (English: The Saladero Prison) also known as Cárcel de Villa, was a prison in the Spanish city of Madrid, operational during the 19th century. The name of the prison arose from its original use for bacon salting (saladero de tocino).
Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).