A tourist takes pictures of human skulls of Cambodian Khmer Rouge victims at Choeung Ek stupa, better known as "Killing field" on the outskirts of Phnom Penh, Cambodia, Sunday, Nov. 20, 2011. (AP Photo/Heng Sinith)
Featured Photo Galleries
A tourist takes pictures of human skulls of Cambodian Khmer Rouge victims at Choeung Ek stupa, better known as "Killing field" on the outskirts of Phnom Penh, Cambodia, Sunday, Nov. 20, 2011. (AP Photo/Heng Sinith)
