Uncovered Photos of Khmer Rouge prisoners at S-21

A pile of mugshots provided to the Documentation Center of Cambodia by an anonymous collector. (Credit: DC-Cam)

A staff member sorts through photographs recently donated to the center. (Credit: DC-Cam)

Anti-government protesters march toward Thailand's Finance Ministry in Bangkok, Nov. 25, 2013.

Each photograph lists the subject’s name and birthplace on the back of the picture. (Credit: DC-Cam)