N. American Mounds and Geoglyphs

Hi All!

Just wanted to put this in as a placer for any Native Mounds Etc... Found in Northern America. To aid in this, please download this link. This will bring you to the C-Bay Survey V2.8 KMZ. It is an excellent tool for finding mounds. 
A good hint is to look in river basins where rivers join together. River basins also make it way easier to discern targets. 
Please throw any found mounds in this thread so I can eventually compile them.
Here is the starter res.cloudinary.com/drbrq1k3e/raw/upload/v1668516349/user_uploads/standard/a2bynxuuynbx9s3ghj34.kmz

Have fun!

Mark.

This really surprised the presenter, and me too.

"For over 200 years explorers and scholars have puzzled over small, low-relief "pimple" mounds found in Arkansas, Louisiana, eastern Texas, eastern Oklahoma and southern Missouri. Despite a number of theories, scholars have never reached a consensus on how these mounds were formed, ...."



"... Between 1808 and 1813, Maley covered more than 16,000 miles through thirteen present-day states. Much of that travel took him beyond the fringes of civilization, and his journal offers some of the earliest descriptions of the Ozark Plateau, the Ouachita Mountains, and the upper reaches of the Red River. ...."
www.oupress.com/9780806160399/wanderer-on-the-american-frontier/