Harry Blalock has made an out of this galaxy find in Laulau Bay, an ancient civilization sought for centuries by people living in their parents' basements.
Does Lemuria lie just off the coast of Saipan, perhaps deep inside the Mariana Trench? Perhaps.
We'll have to ask the giant worms who leave behind nothing but giant piles of worm poop.
(I wish I had made this stuff up on my own.)