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    Video thumbnail: Africa's Great Civilizations Origins | Hour OnePassport

    Africa's Great Civilizations

    Origins | Hour One

    Uncover the origins of man and early human society in Africa with Henry Louis Gates, Jr.

    Origins | Hour One

    Video thumbnail: Africa's Great Civilizations The Cross and The Crescent | Hour TwoPassport

    Africa's Great Civilizations

    The Cross and The Crescent | Hour Two

    Henry Louis Gates, Jr. charts the rise and impact of Christianity and Islam across Africa.

    The Cross and The Crescent | Hour Two