There were many significant early to medieval African civilizations, including The Aksum, Nok, Igbo-Ukwu, Zimbabwe and Benin. The Aksum were in the highlands of northern Ethiopia their civilization was from the 1st to the 8th centuries AD. The Aksum civilization was the most powerful state amongst the Eastern Roman Empire and Persia. They were at the intersection of the continents Africa, Arabia and the Greco-Roman World. The Aksumite Civilization had ruins that covered an extensive area in the Tigray Plateau. The royal tombs and the palace ruins are some of their most impressive monuments, which date back to the 6th century
