 But this was a mere sideshow to General Zorawar Singh's more famous expeditions, on which he had already embarked in the previous year.To the east of Kishtwar and Kashmir are the snow-clad mountains of the upper Himalayas — the rivers of Zanskar Gorge, Suru River, and Drass rise from these snows, and flow across the plateau of Ladakh into the Indus River.Several petty principalities in this region were tributary to the Gyalpo (King) of Ladakh.