The Greek gods are deities from ancient Greek mythology, each representing different aspects of life and nature. They were believed to reside on Mount Olympus and were often depicted as powerful beings with human-like traits. Major gods include Zeus, the king of the gods; Hera, the goddess of marriage; and Poseidon, the god of the sea. These gods played significant roles in various myths and stories, influencing human affairs and the natural world. Worship of the Greek gods involved rituals, sacrifices, and festivals, reflecting the importance of religion in ancient Greek culture. Their tales continue to inspire literature and art today.