it talks about under sea fountains as if they were common knowledge.
job 38 16 Have you journeyed to the springs of the sea or walked in the recesses of the deep?
gen 7:11 the fountains of the great deep burst open, and the floodgates of the sky were opened.
prov 8:28
when he established the clouds above
and fixed securely the fountains of the deep,
Like the Marianas Trench? I wonder where they could have got a concept like that?