There is nothing more obvious on Turtle Island...

...than "Aesthetic Farm Maintenance."

https://pahistoricpreservation.com/finding-meaning-stone/

In my experience, in the Nonnewaug Cluster, a boulder is used for a carapace:

Allen or "Turtle Rock"in Alabama:

A Boulder and Stacked Stones Variation:

http://wakinguponturtleisland.blogspot.com/2014/05/scuppo-rd-box-turtle-surprise.html

https://wakinguponturtleisland.blogspot.com/2015/12/arguing-with-my-hero.html

Another Familiar Place and Something "New"

A familiar place again, a zigzag row of stones along the east branch of the river - one of many rows that remain along the water features, many many more, even along the main river, lost from flooding and human activity. Why I never saw it before I'll never know...