Altan Tuygunovich Sireydyakhov (died 1969) was a Soviet Army soldier who was stationed in Siberia during the Cold War. He was killed, supposedly by an alien invader, at Science Town in Tunguska in 1969.
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Altan Tuygunovich Sireydyakhov (died 1969) was a Soviet Army soldier who was stationed in Siberia during the Cold War. He was killed, supposedly by an alien invader, at Science Town in Tunguska in 1969.