To put that in perspective we're talking about centuries that Robin Hood, if he existed, fought the minions of King John in England, and a couple centuries after the Vikings colonized Greenland and Newfoundland.
There's a lot archaeologists still don't know about the American Indian culture in our region.
But they're analyzing what they found during a dig to clear land for the Stan Musial Veterans Memorial Bridge — and they're ready to share.
For one, East St. Louis was a bustling city chock full of immigrants. Around 1000 A.D., it was bigger than nearby Cahokia Mounds site and it thrived for about 150 years.
Mary Cooley of the Belleville News-Democrat has the rest of the story (although the link is to the Southern Illinoisan).