Lachung and Yumthang are the two most picturesque places in the whole of Sikkim. The bounty of the nature, sky-kissing mountains, green meadows, flowing river, hot spring make Yumthang valley a tourist's dream place to visit and to enjoy the beauty without any sort of infringement. Yumthang Valley also embraces the renowned Shingba Rhododendron Sanctuary with 24 species of Rhododendron.
The movement of a mass of rock, debris, or earth down a slope under the direct influence of gravity a.k.a. mass wasting.