For 10 points, name this river whose name means "son of Brahma."
This river is called the Jihang after it descends from the mountains before it merges with the Pihat. The "Hidden Falls" of this river were first reported to the West in 1998, inside the deepest canyon in the world. The Yarlung Tsangpo is the upper portion of this river and flows eastward through Tibet before making a steep descent and (*) ninety-degree turn into India. The main distributary of this river is the Jamuna, which flows into the Padma. The world's largest delta is formed after this river and the Ganges merge in Bangladesh. For 10 points, name this river whose name means "son of Brahma."
This river is called the Jihang after it descends from the mountains before it merges with the Pihat.
Brahmaputra River [prompt Yarlung Tsangpo before mention; do not accept “Siang”] &lt;DM&gt;