Children in Hiroshima, Japan, wearing masks to combat the odour of death after the city was destroyed by the first atom bomb. (Photo by Keystone/Getty Images). 1945

Devastation at Hiroshima, after the atomic bomb was dropped. The building on the right was preserved as the Hiroshima Peace Memorial, Atomic Bomb Dome or Genbaku Dome. (Photo by Keystone/Getty Images). 1945

Mother and child in Hiroshima, four months after the atomic bomb dropped. (Photo by Alfred Eisenstaedt/Life). December 1945

Ruins of Hiroshima after the atomic bomb blast. (Photo by George Silk/Life). September 1945

Victims of the atomic blast sit in a makeshift hospital in a damaged bank building in the centre of Hiroshima. (Photo by Keystone/Getty Images)

Sacred trees stand bare and broken near fallen tombstones at the temple of Kokutaiji, following the US atomic bombing of Hiroshima, Japan on August 6, 1945. (Photo by Keystone/Getty Images)

Hiroshima-Nagasaki Fours Years. (Photo by Carl Mydans/Life). October 10, 1949

Gutted trolley car amid Hiroshima ruins a few months after the dropping of the atomic bomb by the US, bringing a swift Japanese surrender and an end to WWII. (Photo by Bernard Hoffman/Life). October 1945

Survivors still hospitalized in Hiroshima, showing their bodies covered with keloids caused by the atomic bomb dropped on the city. (Photo by Carl Mydans/Life). August 1947

The aftermath of the atom bomb dropped on Hiroshima, Japan, by the Americans at the end of World War II. The occupants of the burned-out bus were all killed. (Photo by Keystone/Getty Images)

Grieving Japanese of Hiroshima attending peace treaty ceremony on the second anniversary of the Atomic bombing of their city while a memorial bell tolls at the exact hour of the blast in which their friends & relatives died. (Photo by Carl Mydans/Life). August 1947