Mwana Darini’s Siwa July 13, 2020September 20, 2021 by Nasra O. Bwana Nasra O. Bwana Between the 17th and 19th centuries, rulers of city-states on the East African coast used the Siwa as a symbol of authority. The Siwa was a large royal horn made of ivory, metal or wood. (more…) Continue Reading