Trethevy Quoit 11
Image by Mr Hamhead

bladup wrote:
Why are all the stones but one laid on the topsoil though?
Part of being flash ?As the sloping or massive capstones "Look what we can do "

Wouldn't that also suggest that experience of a collapse was less likely ?

I'd think after 5000 years there'd be a least some pushing into the ground, what with all that weight on top.