[1] It lay on the banks of the Tigris River in southern East Baghdad, just south of the older Hasani Palace.
[2] However, in 899 al-Mu'tadid ordered construction stopped, because its location made it likely that the smoke from the hearths of the nearby residential districts would waft over to the palace.
[4] Among the numerous buildings that comprised the Taj Palace was a semicircular tower, known as the "Cupola of the Ass" (Qubbat al-Himar).
[11] Caliph al-Mustarshid (r. 1118–1135) added a new reception hall to the palace, known after its gateway as the "Privy Chamber Gate" (Bāb al-Hujrah).
The flat space that resulted was used as the foundation of a new Taj Palace, which stood somewhat further up the river bank than the original structure.