Adena culture
The Adena culture was a Pre-Columbian Native American culture that existed from 500 BCE to 100 CE, in a time known as the Early Woodland period. The Adena culture refers to what were probably a number of related Native American societies sharing a... Wikipedia
Geographical range: Midwestern United States
Major sites: Criel Mound, Grave Creek Mound, and Miamisburg Mound
Period: Early Woodland period