Most Radioactive Places

http://www.world-nuclear.org/nuclear-basics/what-is-radiation.aspx

https://www.aol.co.uk/2016/09/15/worst-radioactive-places-world/

https://list25.com/25-most-radioactive-places-on-the-face-of-the-earth/

http://www.nuclear-risks.org/en/hibakusha-worldwide/mailuu-suu.html

https://grist.org/article/meet-the-lake-so-polluted-that-spending-an-hour-there-would-kill-you/

http://www.thevintagenews.com/2016/10/14/lake-karachay-in-russia-is-so-polluted-that-spending-an-hour-there-would-kill-you/

http://www.wired.co.uk/article/inside-sellafield-nuclear-waste-decommissioning

https://www.theguardian.com/world/2000/nov/03/russia.iantraynor

https://en.wikipedia.org/wiki/Mayak

https://en.wikipedia.org/wiki/International_Nuclear_Event_Scale

https://climateviewer.com/2013/11/24/10-most-radioactive-places-on-earth/