so where does Silbury and the henges fit into all this?
Grandiose monuments - antler pick technology
You gotta admit that there's something else going on here, something higher than engineering.
It's easy to focus on the shifting of stones but the same rules cannot be applied to massive earthworks.
If your gonna try and get into a prehistoric frame of mind then you've got to look at all of the monuments and not just cherry-pick the ones that fit the theory.