bumla pass conference hall india china international border covered with snow at day

actual altitude and army arunachal background battlefield border bum bumla bumlapass camp cap china control covered east environment fronts high hiking hills himalaya himalayan himalayas holiday hut ice india indiachina indian indo indochina indochinese infiltration international landscape line moody mountain mountains national nature north pass peak place pradesh range security sky snow tawang tourism tourist travel vacation violence war winter