Read Mark Carlotto’s “The Cydonia Controversy”.
Carlotto is a PhD scientist who specializes in image processing.
PhD, by itself, means nothing to me - anybody with a hard enough ass can get one, especially in the last 20-30 years.
I can’t find anything about this Carlotto guy except claims of his experience - with no mention of institutions or Universities where he has done research or taught.
This appears to be one of his websites:
I’m as great a fan of Art Bell, Coast-to-Coast, etc., as anyone - but I take it as sheer entertainment. I need substantive information about a person’s credentials and achievements to give them any credence beyond their entertainment value.