Here's why:
* Depicts Daily Life: The poem describes daily activities like farming, feasting, and building, offering a glimpse into the routines of ordinary Sumerians.
* Social Hierarchy: It portrays the complexities of Sumerian society, including the roles of kings, priests, and commoners, highlighting their social structure and power dynamics.
* Values and Beliefs: The epic explores themes of death, immortality, and the search for meaning, revealing the Sumerian worldview and their understanding of the universe.
* Mythology and Religion: It features a rich tapestry of Sumerian gods and goddesses, their powers, and their interactions with humans, illustrating the importance of religion in their culture.
While there are other Sumerian poems and literary works, The Epic of Gilgamesh stands out for its breadth and depth in portraying the multifaceted aspects of Sumerian life.