Lachung means that the 'Small Pass' (so there must be a 'Big Pass' as well? affirmative, it's another place referred to as Lachen. From Chunthang a road bifurcates and leads towards Lachen). Lachung could be a small mountain village at an altitude of 8,610ft and placed concerning 118kms from Gangtok. though the space appearance simple, it takes concerning six hours by automobile to achieve Lachung from Gangtok, and also the road though terribly scenic, is usually not in good shape. Lachung is a component of North geographical region.