Nugra Salman
Iraq
Nugra Salman Prison (lit. 'Pit of Salman'), also known as Nugrat al-Salman or Nigrat Salman is a former facility near the village of Salman in the Al-Salman District in the desert of the Muthanna Governorate in Iraq. It was constructed in 1930 and used by the Hashemite Monarchy and later also by the governments of Abd al-Karim Qasim and Saddam Hussein.
Prison data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).