Some small rock pile sites near Golden Run Rd - Bolton/Harvard

Walking around, a couple of centimeters down the map from the highway swamp [click here]. There are numerous little hints, several good examples of field clearing piles (along the white-color/green-color boundaries on the map), and I did eventually find a small organized site along that larger brook, where some beavers have been at work:
The bulldozers are only a few feet away.