Jupiter (mythology) Hill, where the citadel was located. In the Capitoline Triad, he was the central guardian of the state with Juno and Minerva. His sacred tree was the oak. The Romans regarded Jupiter as the equivalent of the Greek Zeus, and in Latin literature and Roman art, the myths and iconography of Zeus are adapted under the name "Iuppiter". In the Greek-influenced tradition, Jupiter was the brother of Neptune and Pluto, the Roman equivalents of Poseidon and Hades respectively. Each presided over one of the three realms of the universe: sky, the waters, and the underworld. The Italic Diespiter was also
Neptune (mythology) (presently Nepi), town of the "ager Faliscus" near Falerii. The district was traditionally connected to the cult of the god: Messapus and Halesus, the eponymous hero of Falerii, were believed to be his own sons. Messapus led the Falisci and others to war in the Aeneid. Nepi and Falerii have been famed since antiquity for the excellent quality of the water of their springs, scattered in meadows. Nepet is considered a hydronymic toponym of pre-Indo-European origin widespread in Europe and from an appellative meaning "damp wide valley, plain", cognate with pre-Greek "νάπη", "wooded valley". The theology of Neptune may only