The Indus River originates in Tibet near Lake Mansarovar, close to Mount Kailash in the western Himalayas. Its traditional source is a perennial spring called Sênggê Kanbab ("Lion's Mouth"), although some tributaries nearby may form longer streams
. The Ganga River originates from the Gangotri Glacier in the Indian state of Uttarakhand, in the western Himalayas. This glacier is the primary source of the river, which then flows southeast across northern India
