Sikkim diaries ZeroPoint - North Sikkim___ Also known as Yumthang valley, Zero point Sikkim stands at an altitude of 15,300 feet above mean sea level (23 km’s from Yumthang Valley) and is the last outpost of civilization. The road ends here!!! The drive from Yumthang Valley to Zero P oint is through the curving mountainous amidst the rugged piece of land of geographic region and could be a lifetime experience.There will breathing problem because of high altitude needed prepare for this before going there and its literally below zero degree centigrade like the place name. People will be selling somethings for prevent the berthing problems like boiled egg,popcorn,alcohol etc.These are the things helps it seems.