Photo from Cahokia Mounds Facebook page
Monks Mound, the largest mound at Cahokia Mounds State Historic Site.
COLLINSVILLE — The Winter Solstice Sunrise Observance is set for Sunday, Dec. 21, at Cahokia Mounds.
Participants can meet at the reconstructed Woodhenge by 7 a.m. to hear an explanation of the discovery, form and function of this ancient post circle monument used as a calendar by the Mississippians. No ceremonies will be conducted.
The event is free and open to the public.
Cahokia Mounds is at 30 Ramey St. in Collinsville near the intersection of I-55/70 and Illinois 255. For information, call (618) 346-5160 or visit the website at http://www.cahokiamounds.org/.