Explanation
The largest river in Pakistan is the Indus River. It is the National River of Pakistan The Indus River starts in Tibet It originates from the Mansarovar lake They flow through India, Pakistan, It finally falls into the Arabian Sea near Karachi. They start making a delta near the city of Thatta The old name of the Indus River was Sindhu There 6 Barrages constructed in the Indus River The Length of the Indus River is 3,180 km The 2nd source of Indus River is Gar Tsangpo The upper Indus Plain starts from Kalabagh The upper Indus Plain ends at Mithankot Additional information: The second longest river of Pakistan is Sutlej river.