DisputedSomething Seen · Mayak nuclear facility, Chelyabinsk region, Southern Urals, RussiaObscurity 7 of 7
The Kyshtym disaster
A 1957 accident at the Mayak nuclear facility in the Southern Urals that spread radioactive fallout and led to mass evacuations. It was kept secret, and the regional press guessed that the glow seen in the sky on 29 September was the northern lights.
6 October 1957 (evacuation begins; newspaper item)11 routes out →