where did you dumbasses even come up with these ice walls? how do you know they are there if the government is guarding anyone to get near them? and how come there is no one to claim they have ever seen them before the gov't was guarding them? you even think snowmobiles could even start in that kind of cold? they would never run in those temperatures. do they have unlimited supplies down there as well including food/gas/ ect? if you do not know the answer to this/ or are an idiot plz respond FAQ/lurk moar.