Categories Breaking News Did Immigration Destroy Cahokia, North America's First City? Post author By Daryl.Worthington Post date February 24, 2016 No Comments on Did Immigration Destroy Cahokia, North America's First City? Tags cahokia, city, Illinois, immigration, mystery ← Spanish Conquest Echoed in Panamanian Genetics → Scientific Research Divulges More Information About “Hobbit” People Leave a Reply Cancel replyYou must be logged in to post a comment.