In this horrifying image, nine-year-old girl Kim Phuc had ripped the burning clothes off her back after a napalm attack in 1972. The harrowing photo of nine-year-old Kim Phuc was published around the world and is credited for having helped end the Vietnam war.

In another haunting image, three-year-old Syrian Aylan Kurdi’s lifeless body is pictured washed up on a beach in Turkey in 2015. The picture caused a massive push to help refugees.

Other images in the list include Nelson Mandela leaving prison after 27 years in 1990 and the iconic image of Buzz Aldrin on the moon in 1969.

The survey was commissioned by TV channel HISTORY to launch their new landmark factual series Photos That Changed the World./.