Hope you all haven't seen this!! Enjoy!

[TRIKE]

http://www.myquadvideos.com/videos/Random/Insane_Jeep_Vs_Snowmobile

[Kilborg]

Video has been around for awile, but still a good one. My 84 gmc is slowly starting to resemble one of these, Maybe when I get rich I'll be able to watercross more then my trike or quad ;p