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 that "Lykaios" or "Lykeios" (epithets of Zeus and Apollo) may derive from Proto-Greek *, "light", a noun still attested in compounds such as , "twilight", , "year" (lit. "light's course") etc. This, Cook argues, brings indeed much new 'light' to the matter as Achaeus, the contemporary tragedian of Sophocles, spoke of Zeus Lykaios as "starry-eyed", and this Zeus Lykaios may just be the Arcadian Zeus, son of Aether, described by Cicero. Again under this new signification may be seen Pausanias' descriptions of Lykosoura being 'the first city that ever the sun beheld', and of the altar of Zeus, at the