Possible "Ophiomorphic Petroform?” (Edited in 2022)

An Ancient Road and an Ancient Snake Effigy

by an Old Turnpike

by the side of a newer State Highway...

Along Rte. 109 Washington CT

Or the Old Indian Trail that became the Old Litchfield Turnpike

The boulder, at a gateway perhaps, just below that "O" in "Old."

This is not the link to a "Bird's Eye View" anymore:

http://binged.it/1uHRZCw

2022 edit: