Tuol Sleng, Genocide museum in Cambodia
Tuol Sleng is a former high school turned into a notorious security prison during the Khmer Rouge regime.
It was known as Security Prison 21 (S-21) and serves as a tragic reminder of the genocide from 1975 to 1979.
The site is now a museum where visitors can learn about the atrocities committed by the Khmer Rouge.
Guided tours are available, offering educational insight into Cambodian history.
Few places convey the horrors of a genocide as poignantly as Tuol Sleng Genocide Museum.
Location: Phnom Penh
Source: Wikimedia