Kupup Lake
Kupup Lake, also known as Elephant Lake or Bitan Cho, is a high-altitude natural lake at about 3,900 metres near Kupup village in Gangtok District, East Sikkim. Located on the historic Old Silk Route close to Jelep La Pass and the India-China border, it is notable for its distinctive elephant-shaped outline, alpine setting, and sacred status among locals. It is a popular sightseeing stop en route from Gangtok to Nathu La.