Tests Confirm Gravesite of 1800s Serial Killer H.H. Holmes
Tests show that the exhumed remains from a suburban Philadelphia grave are indeed those of a 19th century serial killer, quelling rumors that he'd conned his way out of execution and escaped from prison.
https://www.usnews.com/news/best-states/pennsylvania/articles/2017-09-01/tests-show-exhumed-remains-are-those-of-19th-serial-killer
Thought this was very interesting too.
The most famous book that takes place in every state
http://www.businessinsider.com/famous-book-set-in-every-state-2016-4/#wisconsin-little-house-in-the-big-woods-by-laura-ingalls-wilder-50