Tuol Sleng Genocide Museum (S-21)
Tuol Sleng Genocide Museum is the memorial site of S-21 (Security Prison 21), the Khmer Rouge interrogation and detention center that operated in a former Phnom Penh high school between 1975 and 1979. It is open every day, including public holidays, from 8:00 am to 5:00 pm. International adults pay $5 (cash only, US dollars or Cambodian riel) and an audio guide costs $5 more.
Visitor guide →