National Parks of ChinaOverview
| Designation | UNESCO World Heritage (cultural, 1982) |
| Location | Illinois, USA |
| Latitude, longitude | 38.6, -90.1 Google Maps |
| Nearby sites | Gateway Arch National Park, Mammoth Cave National Park, Indiana Dunes National Park, Hot Springs National Park |
| Highlights | Ancient Native American site |
| Top sights | Monks Mound |
| Nearby cities | St. Louis |
| Themes | Prehistory |
About
Cahokia Mounds State Historic Site is near Collinsville, Illinois, not far from St. Louis. It is an ancient Native American site and a World Heritage Site.
Cahokia was once the largest city in North America. Around AD 1100 it had about 30,000 people.
Monks Mound is 316 m long, 241 m wide and 30 m high. It has been called the largest pyramid in the world.
In 2007, Live Science ranked Cahokia tenth among the world's ten great ancient capitals.