PT SO LAKE
PT SO LAKE is the popular name of Panggang-Teng Tso (PT Tso). It is located in Tawang district of Arunachal Pradesh in India at about 14 km from Tawang town. The lake is as blue as lapis lazuli on clear day, hidden under the mist on rainy days, surrounded by flowers of all colours in October and stark white with snow in winter.