Human skulls on display in a Monument at the Killing Fields of Choueng Ek, victims under the Khmer Rouge, Phnom Penh, Cambodia, Indochina, Southeast Asia, Asia

travel destination photography color image horizontal human skulls khmer rouge phnom penh cambodia indochina southeast asia asia cambodian culture day outdoors monument history genocide sadness cruelty death the past memorial national landmark killing fields choueng ek large group of objects haunting mass murder cambodian holocaust colour image colour color image color outside travel destinations travel nobody no one no one landmark landmarks group typically cambodian cambodian culture traditional culture tradition traditional traditionally cambodian traditionally cambodian culture cultures cultural