Olduvai Gorge is a cultural heritage site with reputable representation of archaeological and paleontological relics including hominin remains ranging from Plio-Pleistocene to Holocene. It is located at about 2°59 ′S and 35°21′E in the western margin of Ngorongoro volcanic highlands. It is about 55kilometres (34miles) in length and up 100metres deep. Geologically, tectonic activities including faulting and water actions curved this gorge and expose layers rich in prehistoric remains. To this end archaeological and paleontological collections from this site have contributed significantly to current understanding about the origin and spread of early human ancestors from about 2.5 million years ago to historic period.