>>40866792
They are the left over mountain tops of the land mass known as Atlantis. Pic related
The left over native population after the cataclysm was blonde and physically tall and healthy, they had no sea faring knowledge and even each island had its own language from millenia of isolation.
Conquistadors slave trade and disease was the end of the left over culture in the 1500s
All the "Atlantean" knowledge escaped east to Egypt so these people had no means to rebuild what was lost.