Episode description

On June 30, 1908, a giant explosion shook the remote forests of Siberia, flattening millions of trees and unleashing a blast heard hundreds of miles away. The Tunguska Event remains one of the most mysterious disasters in recorded history. Despite decades of investigation, the cause of the blast continues to puzzle scientists and fuel speculation – mainly because there was no evidence or impact site to be found.

For a full list of sources, please visit: sosupernaturalpodcast.com/the-unknown-the-tunguska-event

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