“Atlantis?' Jason asked. 'That's a myth,' Percy said. 'Uh...don't we deal in myths?' 'No, I mean it's a MADE-UP myth. Not like, an actual true myth.' 'So this is why Annabeth is the brains of the operation, huh?” Percy JacksonMythsAtlantisBrainsJason GraceTrue MythMade Up Myth Book:The Blood of Olympus Source: The Blood of Olympus