Zombie proof RV I am reminded of:I saw one of these on the shoulder of I-20 a few weeks back and thought - damn that would make a good RV:
http://en.wikipedia.org/wiki/Logistics_Vehicle_System
About an hour before a convoy of HMMWVs and other military vehicles passed though and they were pulling a HMMWV out of a ditch. How/why someone drove one into a ditch on an interstate i have no idea.