Question: who built yajooj majooj wall?
Answer: Iskandar (Alexander) builds a wall to seal Yajuj and Majuj; here aided by dīvs (demons). Persian miniature from a Falnama, 16th century. View of the Sea of Galilee from space, the lowest freshwater lake on Earth and the second-lowest lake after the Dead Sea. The Monster of Gog and Magog, by al-Qazwini (1203–1283).