Montage of two aerial photos, one showing the centre of Hiroshima with rectangular street grid, river, and residential neighbourhoods - the other resembling a flattened wasteland, the river still clearly, the street grid barely rexognizable.
https://files.mastodon.social/media_attachments/files/112/914/264/862/281/138/original/81ba80a66a38b5f2.png