This image comes from drawing at Phnom Penh’s Tuol Sleng Genocide Museum.
Actually waterboarding dates back to the Spanish Inquisition.
It’s a tradition that never loses its place for governments in need of secrets.
For a related article click on this URL
https://www.mangozeen.com/2008/07/30/america/dick-cheneys-plans-to-torture-dav.htm