Feb 2005 Location เพชรบุรี Posts 4,622 vCash 525 Rep Power 6831 Tuol Sleng Genocide Museum (S-21), Phnom Penh, Cambodia The Tuol Sleng Genocide Museum ( Khmer : សារមន្ទីរឧក្រិដ្ឋកម្មប្រល័យពូជសាសន៍ទួលស្លែង) is a museum in Phnom Penh , the capital of Cambodia . The site is a former high school which was used as