>I suspect it all has something to do with the North Star, the sun setting in the West and AE religious beliefs.
I missed it, as the topic is Lost Building Technology and not AE religious Beliefs. The "why" was used within that frame of reference. I'm researching physical / mechanical reasons, and not interpretations of the AE beliefs. Gods and stars will not move a rock, though a "Lever" will.
It's facing in that direction, as there is a 100 foot cliff, and that enabled them to take advantage of gravity.
> in my view symbolism reigns supreme.
In my view, gravity reigns supreme.