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What is this weird huge mound in Siberia?
April 22, 2026
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Deep in the taiga of eastern Siberia stands a 40-meter-high mound of shattered limestone, 160 meters across at its base, with a ring-shaped crown and a smaller peak rising from inside the ring. It weighs roughly a million tons. Locals knew about it long before a Russian geologist named Vadim Kolpakov described it in 1949. — Read the rest The post What is this weird huge mound in Siberia? appeared first on Boing Boing.

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