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This video shows who really discovered America first

This video explores one of the biggest questions in history: who truly discovered America first. By analyzing historical ...
insider.si.edu

The First discovery of America : archaeological evidence of the early inhabitants of the Ohio area / edited by William S. Dancey

"The First Discovery of America: A Conference on Ohio's Earliest Inhabitants took place at the Ohio Historical Center on November 20-21, 1992" -- p. vii.