Further FTA:
> Greek historians and maritime archaeologists are wary, however. Several people contacted for this story say Liritzis’s claims are unfounded, and unlikely at best.
On the plus side, this article gives us another data point supporting Betteridge's law.
To be clear, there is no firm evidence of the ancient Greeks’ purported voyages. There are no known physical remains of these historic Greek settlements in North America, nor are there first-hand descriptions of such journeys in anything but one account from antiquity.