Cahokia Mound
Cahokia Mound. The largest prehistoric artificial earthwork in the United States, situated in Madison County, Illinois, in what is known as the American bottom, about 6 miles East of St Louis, Missouri, and in plain view of the railroads entering that city from the East. Before their partial destruction by the plow the principal mound was surrounded by an extensive mound group, numbering, according to Brackenridge (Views La., 187, 1814), who visited the place in 1811, “45 mounds or pyramids, besides a great number of small artificial elevations.” The name Cahokia is that of a tribe which formerly occupied a … Read more