The Osun deity is revered and acknowledged across Yorubaland and West Africa by the olorisa(s) and Vodun adepts. Osun temples could also be found at different towns and villages with headquarter at Osogbo in Osun state. Osun is an important Orisa in Nigeria, Benin, Togo, Ivory Coast, Brazil, Cuba, Trinidad and Tobago, U.S.A, Mexico, etc. Osun is the goddess of fertility and love in Nigeria. The source is Osogbo and the Osun grove is an eco reservation with art works on the walls and most of it were the handiwork of the late Susan Wenger Aduni Olorisa and other artists. Yorubaland in Nigeria is the source of the orisa/oosa/African faith and in the Americas are known as candomble, Santeria, etc. For someone to have an in-depth knowledge of Osun, the person must learn and if the person want to really be connected, then an initiation is a must. To be initiated into Osun and experience the ceremonies, consultation with Ifa, and complete rituals and sacrifices will take minimum of three

The African spiritual system is of the believe that the physical can not be isolated from the spiritual. The Africans belief that the unseen controls what could be seen. African belief system believes that the end to physical life is not the end of the human life. Life continues in the spiritual realm after the physical death of a person. It is believed in some African societies that the deceased has the power to visit his family after death. Hence, the importance of Egungun.