Winter Solstice Sunrise Observance at Cahokia Mounds. The Winter Solstice sunrise observance will take place at the reconstructed Woodhenge. Learn about the use and function of this structure as a calendar by Mississippian culture. This event is FREE.
Cahokia Mounds is the remnants of the Mississippian culture's central city and is the site of the largest prehistoric native American mound north of Mexico.
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