Zanzibar , Tanzania

The presence of microlithic tools suggests that Zanzibar has been home to intelligent humans for at least 20,000 years,which was the beginning of the Later Stone Age.

A Greco-Roman text between the 1st and 3rd centuries AD, the Periplus of the Erythraean Sea, mentioned the island of Menuthias (in Ancient Greek Μενουθιάς), which is probably Unguja.:pages: 26–7 Little is known about the history of Zanzibar between the time of the Periplus and the death of Muhammad in 632 CE.:page: 36 From that point forward, wars in Asia and increasing trade motivated Persians, Arabs, and Indians to visit or migrate to Zanzibar -Wikipedia-