One of these days another ice age might happen and then we will all want these snow machines, I'd rather have the 400HP Subaru

http://www.legendoffroad.com/offroad/ is the above

Get ready before the snow falls, make a snow motor from an old tractor or Model T

above: http://www.jalopyjournal.com/forum/showthread.php?t=229248&showall=1 One of these is at the Heidrick Agriculture Museum and History Center / 1962 Hays Lane / Woodland, California 95776Images from http://www.personal.psu.edu/jtr16/trips.htmWatch the video if this in deep snow, and staying on top like it can levitate or somethinghttp://scootermcrad.blogspot.com/2009/10/

Tucker Snow Cat, the pioneering vehicle of the Trans Antarctic Expedition

Not exactly the same model as the one in the publicity shot belowFor a you tube video of some in action in the Antarctic, crossing and getting stuck in the crevass... and how they got out of it, see: http://justacarguy.blogspot.com/2008/12/trans-antarctic-expedition-getting.html