July 22, 2020 by Hannah Harvey - “Nothing excites the imagination like an
unanswered question, and since spring I’ve been exploring a little-recognized
mystery here in Pennsylvania…”
This is about rock piles and stone mound sites in New England. A balance is needed between keeping them secret and making them public. Also arrowheads, stone tools and other surface archaeology.
I note the pile is shaped to expand the dimensions of the underlying boulder. As it to "tune" it.
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