Poseidon was an ancient Greek god and one of the twelve Olympians, ruling over the seas and waters. He was the brother of Zeus and Hades, and the three brothers divided the world into their respective realms. Poseidon’s domain was the sea, and he was revered as the god of earthquakes, storms, and horses. He was often depicted holding a trident, which he used to create earthquakes and stir up storms at sea. Poseidon’s role was not limited to sea-related matters; he was also associated with fertility, as fresh water was crucial for agricultural success. Poseidon played a significant role in Greek mythology, and his influence extended to various maritime activities, including navigation, fishing, and shipbuilding. He was worshipped in many coastal cities and islands, with grand temples and festivals dedicated to him, such as the Isthmian Games held at the Isthmus of Corinth. Poseidon’s character, often depicted as powerful yet capricious, exemplified the unpredictable and mighty nature of the sea. His mythological stories, including conflicts with other gods and interactions with mortals, highlighted the profound impact of the sea on ancient Greek society and its reverence for powerful natural forces. Poseidon remains an enduring figure in art, literature, and modern popular culture, symbolizing the majestic and tempestuous seas.