The Osun-Osogbo Sacred Grove in Osun State, Nigeria, is a UNESCO World Heritage Site approved in 2005 and renowned for its spiritual and cultural significance. This sacred forest is dedicated to Osun, the goddess of fertility in Yoruba religion. It is a vital religious site with numerous shrines, sculptures, and ceremonial paths that reflect the rich traditions and beliefs of the Yoruba people. The grove is not only a center of worship but also a symbol of the Yoruba's deep connection to nature and spirituality, and it continues to host annual festivals and rituals celebrating the goddess Osun every August.