Zeus been hidden by Gaia. Together, Zeus, his brothers and sisters, Hecatonchires and Cyclopes overthrew Cronus and the other Titans, in the combat called the Titanomachy. The defeated Titans were then cast into a shadowy underworld region known as Tartarus. Atlas, one of the titans who fought against Zeus, was punished by having to hold up the sky. After the battle with the Titans, Zeus shared the world with his elder brothers, Poseidon and Hades, by drawing lots: Zeus got the sky and air, Poseidon the waters, and Hades the world of the dead (the underworld). The ancient Earth, Gaia, could
Zeus Ares, Hebe and Hephaestus, though some accounts say that Hera produced these offspring alone. Some also include Eileithyia, Eris, Enyo and Angelos as their daughters. In the section of the Iliad known to scholars as the Deception of Zeus, the two of them are described as having begun their sexual relationship without their parents knowing about it. The conquests of Zeus among nymphs and the mythic mortal progenitors of Hellenic dynasties are famous. Olympian mythography even credits him with unions with Leto, Demeter, Metis, Themis, Eurynome and Mnemosyne. Other relationships with immortals included Dione and Maia. Among mortals were Semele,