I understand what you mean and , and visiting Puma Punku/ Tiwanaku area, I can see understand what you saying.
To claim alien build it is the same as clamming "monkeys" build it, as the first we have no way to prove it; the second they would need technology/understanding that we dont have yet, or we lost them.
We know little about about ancestors and how did we" originated".
There are quite a few examples in the world that we can not "explain" - Göbekli Tepe, Baalbek Megaliths, or Sacsayhuaman - one of most complex.
von Däniken has some provoking ideas, and does build a good case. but no solid "proofs". interesting books to read and to open mind to other options .
Are you too dumb to understand humans´and how free they are to say want they want (I know she is a woman- frightens you) , or too scare to answer her as if fits what you're looking for?
RE: why extraterrestrial intelligence and not our own
I understand what you mean and , and visiting Puma Punku/ Tiwanaku area, I can see understand what you saying.To claim alien build it is the same as clamming "monkeys" build it, as the first we have no way to prove it; the second they would need technology/understanding that we dont have yet, or we lost them.
We know little about about ancestors and how did we" originated".
There are quite a few examples in the world that we can not "explain" - Göbekli Tepe, Baalbek Megaliths, or Sacsayhuaman - one of most complex.
von Däniken has some provoking ideas, and does build a good case. but no solid "proofs". interesting books to read and to open mind to other options .