Wondermondo

The largest pre-Columbian earthworks in America and the largest pyramid north of Mexico. This 30 tall mound was built around 900 – 655 AD over an earlier, smaller mound. The total volume of this structure is comparable to the volume of the Great Pyramid of Giza. This mound supported a wooden structure.

Location, GPS coordinates:38.66 N 90.06235 W
Categories:Cairns and mounds
Values:Archaeology, Visual
Rating:3.5 out of 5 stars (3.5 / 5)
Where is located?North America, United States, Illinois, St. Clair County, near Mississippi River, between East St. Louis and Collinsville, in Cahokia

Monks Mound on the map

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