Sea of Tartarus

The Sea of Tartarus is an exclusive location, found within the Underworld. First appearing in the Disney animated film, Hercules, the Sea of Tartarus is a dark, and deepest section of the Underworld, serving as the imprisonment of the Titans, sealed by Zeus, to end their reign of destruction. It is located deep beneath the ocean. At one time, when the planets align, the Sea of Tartarus' opening unveils to show the Titans' existence. It is that the moment, when a challenger, like Hades, uses all of his might to release the Titans from Tartarus, to help him in his collaborate plan of world domination.