the LeTourneau electric arctic land trains has a great write up recently on http://blog.hemmings.com/index.php/2009/11/19/54-wheel-drive-the-letourneau-electric-arctic-land-trains-that-put-australian-road-trains-to-shame/
Above, the Kee Bird, which was the subject of an awesome recovery effort when private funding got it up and running, and moving, but old electrical wiring shorted, and the whole thing burned to cinders on film while a documentary was being filmed, it is so worth seeing! 
A couple guys who work as snowmobile mechanics took the stuff that had been laying around the shop and made this .... applause! http://www.automotto.org/entry/snowmobile-mechanics-turn-station-junk-into-snowmobile-chopper/
Via a thread about snow machines on the Jalopy Journal: http://www.jalopyjournal.com/forum/showthread.php?t=229248&showall=1
above from http://lecontainer.blogspot.com/
Above image via: http://www.greyhandgang.com/
Above images http://www.jalopyjournal.com/forum/showthread.php?t=229248&showall=1 which stangely, I posted about years ago... and that thread on the Jalopy Journal is still being added to
Above: the 1939 Sno Cruiser
For more on the Tucker Sno-Cats: http://justacarguy.blogspot.com/2009/07/tucker-snow-cat-pioneering-vehicle-of.html
Above: the Terrabus
Wow, how did this get past the beancounters who have to have it proved that the idea will make money?
I love that, I wish I could give a bunch of these away to old hot rodders
No way a woman would get talked into going for a ride on this and enjoy it
That incredible madman, EJ Potter
120 HP Lycoming 6 cylinder aircraft engine
1957 BMW Isetta body
1939 antarctic special cruiser
Ron Elizada with a 1962 Willys zip van, after a tour as a mail delivery van in Anaheim in 1974.
the 1956 Dodge La Femme
the Futureliner exhibit and rolling display bus 
