thangu village, centre of beautiful thangu valley, lachen, north sikkim, india. military outpost at 13000 feet above sea level and

thangu village valley lachen north sikkim india military outpost 13000 feet checkpoint rest stop gurudongmar lake cold ice scenic chopta himalayas dawn scenery trek himalaya hill tibetan wind tourism outdoor travel landscape nature wooden house misty morning foggy sightseeing destination countryside rural indian houses building mountain hillside tourist himalayan mountains centre beautiful india sea level acts