[MomwithHope]

I never heard if the serpents mound before. Cool shot from the air. I wonder if they have tried lidar on it.

[Steve Van Doorn]

There is a lot of interesting ancient monuments of the Mississippi Valley. This area I believe is just as old as göpleki tepe. Some of these monuments clearly date before the younger Dryas even know it's said differently by 'historians'
https://archive.org/details/ancientmonuments00squi/page/4/mode/2up

[smileyface]

yes

https://www.researchgate.net/publication/308632514_The_Ohio_Serpent_Mound_a_LIDAR_Based_Study_of_Geometric_Geoglyphs_in_the_Western_Hemisphere

https://www.serpentmound.org/research/

[numberonepal]

Graham Hancock writes extensively about the Serpent Mounds in America Before.