Mimir is a figure in Norse mythology, renowned for his wisdom and association with the Well of Mímir. This well, located beneath the roots of Yggdrasil, the World Tree, is a source of profound knowledge. Mimir is often depicted as a being who, after being beheaded, had his head preserved by Odin. Odin sought Mimir's counsel and wisdom, making significant sacrifices, including one of his eyes, to gain access to the insights provided by the Well of Mímir. Mimir's character symbolizes the pursuit of deep knowledge and the sacrifices one may make to attain it in Norse mythology.