Gilgamesh (; , Gilgameš, originally Bilgamesh ) is the main character in the Epic of Gilgamesh, an Akkadian poem that is considered the first great work of literature, and in earlier Sumerian poems. In the epic, Gilgamesh is a demigod of superhuman strength who builds the city walls of Uruk to defend his people and travels to meet the sage Utnapishtim, who survived the Great Flood.