Native American artifacts from 1100 AD found at Cahokia Mounds

… discovered approximately 900-year-old Native American pottery, microdrills and wall trenches … one of the most studied Native American sites in the country.
Recently … find approximately 900-year-old Native American microdrills in excavation units on …… discovered approximately 900-year-old Native American pottery, microdrills and wall trenches … one of the most studied Native American sites in the country.
Recently … find approximately 900-year-old Native American microdrills in excavation units on …