Apollo is the versatile Greek and Roman god of music, poetry, truth, prophecy, healing, plague, archery, the sun, and light, known as the ideal of youthful male beauty and a complex deity with both healing and destructive aspects. He is the son of Zeus and Leto, twin brother to Artemis, and often depicted with symbols like the lyre, laurel wreath, bow, and arrows, associated with oracles, knowledge, and reason.