Way back in 1908 there was an absolutely GIGANTIC explosion (1000 times bigger than the bomb dropped on Hiroshima) in the middle of Siberia and no one is totally sure what caused it!  Join Ricky and Bryan as they go over what happened, what the effects were and discuss what in the world (or from out of this world...?) this event was caused by! 

Direct download: CCIA_Ep_030_Tunguska.mp3
Category:Crash Course in the Unexplained -- posted at: 12:00am EDT
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