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
Leda and the Swan (Leonardo) style, is exquisitely finished, especially in the woman's breast; and for the rest of the landscape and the plant life are rendered with the greatest diligence. Unfortunately the picture is in a bad state because it is done on three long panels which have split apart and broken off a certain amount of paint." However the picture is known from many copies, of which the earliest are probably the "Spiridon Leda", perhaps by a studio assistant and now in the Uffizi, and the one at Wilton House in England. Other copies by Leonardeschi include: Leda and the Swan (Leonardo) The