Many centuries before the present United States of America was founded, Cahokia existed. It sat beside the Mississippi River, dominating the surrounding countryside, the largest urban centre north of Mexico and larger than most contemporary cities in Europe. It was founded sometime after 700 AD and flourished from around 1000 to sometime before 1500 AD, vanishing not long before European explorers and adventurers probed into this beautiful corner of the New World. Nobody knows what it was called, or who lived there, but the site is known, and the great earthen mounds mark what was undoubtedly a remarkable example of the skill and ingenuity of the indigenous peoples of North America. There were at least 120 of the mysterious earthen mounds in and around the city. Similar in shape to the py