This is an old one, and the video has been linked to by many people in the past. I am providing the link just in case you have missed it. There is an eerie beauty to this piece of “art” even while it provides a different kind of testament to the manner in which humankind can put itself in danger by its actions.
via “1945-1998” by Isao Hashimoto
My apologies if you have seen this already.