After the nuclear attacks on Hiroshima and Nagasaki in 1945, some scientists began to wonder if the mysterious Tunguska Event was actually the result of a nuclear explosion. As the topic became increasingly divisive within the scientific community, experts struggled to find a concrete explanation of what could cause such devastating destruction.

Parcasters - Is there any truth behind the rumored society that protects the secrets of the Holy Grail? Learn more about the Priory of Sion on this week’s episode of Conspiracy Theories!

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