On Wed, 06 Jan 2010 23:03:57 +0000, Grimly Curmudgeon wrote:

We were somewhere around Barstow, on the edge of the desert, when the
drugs began to take hold. I remember Neil
saying something like:

M&S (No, not the shop, just Mud + Snow tyres) will get an ordinary car
most places, add snow chains and everywhere is possible

Here's something useful

http://www.4x4abc.com/ML320/ml_chainss.html

Not trying to drive on the stuff that everyone else has tried to drive on
helps a lot...