Temple of Castor and Pollux Temple of Castor and Pollux The Temple of Castor and Pollux () is an ancient temple in the Roman Forum, Rome, central Italy. It was originally built in gratitude for victory at the Battle of Lake Regillus (495 BC). Castor and Pollux (Greek Polydeuces) were the Dioscuri, the "twins" of Gemini, the twin sons of Zeus (Jupiter) and Leda. Their cult came to Rome from Greece via Magna Graecia and the Greek culture of Southern Italy. The Roman temple is one of a number of known Dioscuri temples remaining from antiquity. The last king of Rome, Lucius Tarquinius Superbus, and
Zeus Io, Europa and Leda (for more details, see below) and with the young Ganymede (although he was mortal Zeus granted him eternal youth and immortality). Many myths render Hera as jealous of his amorous conquests and a consistent enemy of Zeus's mistresses and their children by him. For a time, a nymph named Echo had the job of distracting Hera from his affairs by talking incessantly, and when Hera discovered the deception, she cursed Echo to repeat the words of others. The Greeks variously claimed that the Moires/Fates were the daughters of Zeus and the Titaness Themis or of primordial