https://www.chernobylwel.com/blog-detail/72/elephants-foot-in-chernobyl
https://en.wikipedia.org/wiki/Chernobyl_disaster
https://www.nytimes.com/interactive/2014/04/27/science/chernobyl-capping-a-catastrophe.html
https://www.atlasobscura.com/articles/the-famous-photo-of-chernobyls-most-dangerous-radioactive-material-was-a-selfie
https://www.newstalk.com/news/the-elephants-foot-of-chernobyl-and-the-worlds-deadliest-selfie-601165
https://en.wikipedia.org/wiki/Elephant%27s_Foot_(Chernobyl)
https://medium.com/@trishankkarthik/chernobyl-a-tragic-story-of-human-folly-courage-and-dignity-44d9b53a83eb