There are some mighty big carved stones -- and each group that made them figured out how they were going to do it, and did that figuring on their own. That is the most amazing thing about them, rather than the structures themselves, which were at least as often as not left unfinished. Check my tagline.
That is amazing.
And I did see and investigate your tagline.
Incredible stuff all around!
Of course I did not read that whole website yet but i will.
Fascinating. Just fascinating