Human Shadow Etched in Stone
Human Shadow Etched in Stone (人影の石, hitokage no ishi) is an exhibition at the Hiroshima Peace Memorial Museum. It is thought to be the shadow of a person who was sitting at the entrance of Hiroshima Branch of Sumitomo Bank when Little Boy was exploded over the city.
Source: Wikipedia — Human Shadow Etched in Stone (CC BY-SA 4.0)