S. Mwitondi , M. , S. Mjandwa , A. , Felician , L. and M. Bushozi , P. 2021. Stone Monuments of Northern Lake Eyasi Basin at Olpiro, Oldogom and Olbili Sites in the Ngorongoro Conservation Area, Tanzania: Revisited Perspectives . Journal of Humanities & Social Science (JHSS). 10, 4 (Dec. 2021). DOI:https://doi.org/10.56279/jhss.v10i4.95.