Himalaya is one of the youngest and greatest mountain systems of the world stretching almost 3200 km east-west. Sikkim Situated in the eastern Himalaya became the 22nd state of India in 1975. It is a small state having hilly terrain spread over 7096 km2 with elevation ranging from 250 to 8595 m above msl. There are 440 villages, 8 towns, and 4 districts with a poulation of 406457 as recorded in 1991. Four major ethnic groups of people namely Lepchas, Bhutias, ...