In Celtic mythology, the concept of the Tuatha Dé Danann refers to a mythic race of gods and heroes. They are considered the deities of the earth, associated with important aspects of life such as fertility, arts, and warfare. The Tuatha Dé Danann are often depicted as possessing extraordinary skills and knowledge, engaging in conflicts with other supernatural forces. Their stories reflect the rich tapestry of Irish folklore, illustrating themes of identity, heritage, and the supernatural.