Have the copper mining sites on U.P. Michgan ever been dated ? Just wondering whether any of the people who settle this site might have had a relationship to that mystery.
"Have the copper mining sites on U.P. Michgan ever been dated ? Just wondering whether any of the people who settle this site might have had a relationship to that mystery." I believe they have been dated, I just can't remember the date. There does seem to be something strange surrounding those copper mines.