The Cahokia Woodhenge was a series of large timber circles located roughly 850 metres (2,790 ft) to the west of Monks Mound at the Cahokia archaeological site. Woodhenge III had 48 posts and was 410 ...

New research has revealed that the ancient monuments Woodhenge and Stonehenge are contemporary with one another, not built hundreds of years apart as previously thought, and that Woodhenge was ...