The Cahokia Mounds are just a few miles east from downtown St. Louis. It is a historic site in southern Illinois. 3 Habits You Should Start Now for Longevity, According to a New Study Butterfinger ...

An aerial view of the 100-foot-high Monks Mound at Cahokia Mounds State Historic Site, the largest prehistoric earthwork in the Americas. COURTESY OF CAHOKIA MOUNDS STATE HISTORIC SITE ...

Cahokia was located near Camp Dubois, where the expedition wintered in 1803-1804. Capt.