It was a fair sized village and a market for ivory on the red sea coast. Adulis existed as a port for a long period of time. old states, like that of Damat and Axum, used it as an international port. It also served as a center of Axumite ship building technology. The writer of one of the very important historical sources, the Periplus of the Eritrean sea indicates Adulis as "A port established by law" it was finally destroyed by the Muslim Arabs in the eight century AD.