The Ham Lake Fire of May 2007 devastated thousands of acres in Northeast Minnesota. Britt Aamodt looks at how it also turned up evidence of a cataclysmic event that took place 1.8 billion years ago.

Evidence of an Ancient Cataclysm

Daily dose of Minnesota history - MN90: Minnesota History in 90 Seconds" is a history program airing on Ampers stations in Minnesota. It is a co-production of Ampers and the Minnesota Historical Society. Made possible by funding from the Minnesota Art's and Cultural Heritage fund.

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Evidence of an Ancient Cataclysm

Evidence of an Ancient Cataclysm

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