Login or sign up Lost password?
Login or sign up
A thousand years ago, no one could have missed Cahokia—a complex, sophisticated society with an urban center, satellite villages, and as many as 50,000 people in all. Merchants swapped copper, mica, and seashells from as far away as the Great Lakes and the Gulf of Mexico. It is a flat-topped pyramid of dirt that covers more than 14 acres and once supported a 5,000-square-foot temple.