Are those huge Megalithic Inca stones 'rendered/stuccoed'? (Includes a S...

What was going on in the stone age?? It is time to ask sme questions and to consider answers.

Megalithic Softening of Stone Part 2

You live in an amazing world. Me too. We are now looking at high technology of 10 and 12 thousand years ago. We have a lot to learn.