The Book of Giants is actually next on my reading list.
The Phoenicians are a key player and I believe they were the original sea-faring merchants that were lucky enough to be on ships during the flood. Gave them a head start that they took advantage of.
My problem with Tartaria is were they good or bad. They seemed over the top indulgent with resources so I can't help but wonder if that is why they were lost to time.
American history is not what it seems but it's very difficult to find the truth. At best we can only speculate.