Castor and Pollux Castor and Pollux Castor and Pollux (or in Greek, Polydeuces) were twin half-brothers in Greek and Roman mythology, known together as the Dioscuri. Their mother was Leda, but they had different fathers; Castor was the mortal son of Tyndareus, the king of Sparta, while Pollux was the divine son of Zeus, who seduced Leda in the guise of a swan. Though accounts of their birth are varied, they are sometimes said to have been born from an egg, along with their twin sisters Helen of Troy and Clytemnestra. In Latin the twins are also known as the Gemini (literally "twins")
Zeus on Mount Aenos. Although most oracle sites were usually dedicated to Apollo, the heroes, or various goddesses like Themis, a few oracular sites were dedicated to Zeus. In addition, some foreign oracles, such as Baʿal's at Heliopolis, were associated with Zeus in Greek or Jupiter in Latin. The cult of Zeus at Dodona in Epirus, where there is evidence of religious activity from the second millennium BC onward, centered on a sacred oak. When the "Odyssey" was composed (circa 750 BC), divination was done there by barefoot priests called "Selloi", who lay on the ground and observed the rustling of