Originally Posted by
savepoints
In all timelines, the olympians came from another galaxy/universe, and crash landed on Earth. Atlantis was the great interstellar ark they used to travel across galaxies, and it was subsequently destroyed by Sefar in QTL timelines, and in LB5 it was ascended to the air to make it into Olympus, and the new Olympus is the bodies of all the defeated olympians.
So, I'm not really sure what you mean by "the olympians hail from atlantis". Do you actually know all of the setting here or have you just read "olympians, atlantis" somewhere and went from there?