The Soviet Union conducted 456 nuclear tests at Semipalatinsk from 1949 until 1989. Most of the test are located to the south in 3 massive clusters. There's not a lot of craters.
The Soviet Union conducted 456 nuclear tests at Semipalatinsk from 1949 until 1989. Most of the test are located to the south in 3 massive clusters. There's not a lot of craters.