History of Somalia The oldest evidence of burial customs in the Horn of Africa comes from cemeteries in Somalia dating back to the 4th millennium BC. The stone implements from the Jalelo site in the north were also characterized in 1909 as important artefacts demonstrating the archaeological universality during the Paleolithic between the East and the West. According to linguists, the first Afro-Asiatic-speaking populations arrived in the region during the ensuing Neolithic period from the family's proposed urheimat ("original homeland") in the Nile Valley, or the Near East. Other scholars propose that the Afro-Asiatic family developed in situ in the Horn, with its
Coastline of Somalia meets Djibouti in west and eastern tip meets Kenya in its south. There is a number of Islands in the coastal areas. Ras Caseyr (Cape Guardafui) is easternmost point of Somalia, this point joinins Indian Ocean to Gulf of Aden. Coast of Somalia has different conditions throughout its length. Being second longest in Africa, this coast is easternmost coast of continental Africa, north-western coast of Indian Ocean and nearest coast to Socotra Islands (Yemen). Its continental shelf is spread over 32500 km. Northern coast extends from Djibouti to east, and eastern coast extends from north-east to south-west, reaching to Kenya.