Add Yahoo as a preferred source to see more of our stories on Google. View from Cahokia Mounds State Historic Site, Collinsville, IL, USA In the American Midwest, a mysterious location exhibits the ...

I'm standing at the center of what was once the greatest civilization between the deserts of Mexico and the North American ...

Dr. Nicholas Kessler and his colleagues examined the largest known marker post from the ancient North American city of Cahokia. Their study is published in PLOS One. Cahokia emerged around 1050 CE as ...

Somewhere beneath the flatlands of southwestern Illinois, just a short drive from modern St. Louis, lie the traces of a city that once rivaled medieval London in size. No stone temples survived. No ...