From Nov. 27, 2012, this photo of a segment of a zigzag row of stones makes for a nice overlay:
A view from a great distance (as seen from across the street from my the end of my driveway):
Back to the first terrace above the floodplain, still Indian Cornfields in 1700, an illustration of some diagnostic observations:
Some cut and paste:
Might as well have Two Horns:
This segment is part of a longer segment that could be a Great Serpent as well.
Maybe it is also many entwined serpents as well.
Are these Serpents guarding and protecting the agricultural fields?