Twins in mythology upon. However, other cultures attribute the outcome of twins to superior virility of the father. In various mythologies, twins often represent the dualistic nature of the universe. In Greek mythology, twins Apollo and Artemis, are the sun god and moon goddess, respectively. Similar forms of higher beings are reflected throughout different mythologies, as twin brothers Kuat and Iae represent the sun and moon in the Xingu mythology of Brazil. Egyptian God, Geb, and his twin sister, Nut, represented the binary nature of the world, with Geb being the God of the Earth, and Nut being the Goddess of the sky.
Apollo in the Forge of Vulcan of Vulcan" has been cited as one of the most important works from Velázquez's first trip to Italy and "one of his most successful compositions with regard to the unified, natural interaction of the figures." The painting depicts the moment when the god Apollo, identifiable by the crown of laurel on his head, visits Vulcan, who is found making weapons for war. The god Apollo tells Vulcan that his wife, Venus, is having an affair with Mars, the god of war. For this reason, the other figures in the room are looking in surprise at the god who has just