DCIM\100MEDIA\DJI_0860.JPGCOLLINSVILLE, IL – JULY 12:
Monks Mound stands at Cahokia Mounds State Historic Site in Collinsville, Illinois on July 12, 2019. Monks Mound is the largest prehistoric earthen construction in the Americas, containing an estimated 22 million cubic feet of earth with a base covering more than 14 acres.
(Photo by Daniel Acker for The Washington Post)TOSHIBA Exif JPEG
