Did the ice arrange them in a circle?
They used SUVs to move the stones, contributing to the global warming that melted all of the ice.
EC
...and stack them, one longways across two vertical.

The idea behind this is, the stones wound up scattered by a glacier all over what’s now Wiltshire, and the pre-Anglo-Saxon population thought, “hey, I’ve got an idea”. Basically it’s an old bias also found expressed in older Encyclopaedia Brittanicas — that the Celts were incapable of concerted action.
...in an apparent astronomical alignment with unusual acoustic properties.
Last year after a blizzard a bunch of stones came sliding in from Canada and this spring my property was covered with moai, hats and all.
Happens all the time.
Did the ice arrange them in a circle?
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It was a slow day of retreat and more retreat. Something had to be done to show the glacier was there. The glacier left not written records. Except maybe and perhaps the Map of The Creator ...
No. But if the large stones were moved via glacial activity, they were likely laying around like granite boulders in New England. Still not easy to move…but easier than moving them 100+ miles.