SIOUX FALLS, S.D. (Dakota News Now) - On this edition of Throwback Thursday, Lori Kent with the Local Lou Podcast tells us about the history of the 500 A.D. copper knife found in Sherman Park in 1960.

“We are going to a historical marker that is located inside Sherman Park. It’s called ’500 A.D. copper knife’, and this story actually starts in Lake Superior. You know, not ISoux Falls. So, how does an artifact from Lkae Superior end up in Sioux Falls, South Dakota? In Lake Superior, they have these veins of copper that are so rich that sometimes you could find chunks of copper in the topsoil at the time. And so, the indigenous people would harvest this copper and make tools and weapons and decorative objects,” said Kent.

We do not know exactly how the copper knife went from the Lake Super

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