The Cahokia Mounds was once a thriving metropolis 900 years ago with around 50,000 residents. By 1400, however, the site was ...

2016 Cahokia Mounds State Historic Site - Map of the inscribed property 2016 Cahokia Mounds State Historic Site - map of the inscribed minor boundary modification 1981 Cahokia Mounds State Historic ...

“Cahokia Heights residents have had to endure these threats to their health and their environment for far too long,” said EPA Region 5 Administrator Debra Shore. “Residents are worried that ...

Work by the city of Cahokia Heights to address floodwater and sewage that regularly spills into homes from failing infrastructure has not solved the problems and in some cases has made them worse ...