Pangong Lake, situated at a height of almost 4,350m, is the world’s highest saltwater lake. Its water, which seems to be dyed in blue, stand in stark contrast to the arid mountains surrounding it. Extending to almost 160km, one-third of the Pangong Lake lies in India and the other two-thirds in China. Pangong Lake is also known to change colors, appearing blue, green and red at different times.