Najm al-Din Castle is located in the northeast of the city of Aleppo and on the banks of the Euphrates River, and despite its distance from the city, it is considered one of the vital landmarks that attracts many tourists to it every year. A huge trench with a width of 8-9 meters and a depth of up to 7 meters. The castle consists of 3 floors that include warehouses, defense towers, covered secret passages, water tanks and a unique royal palace.