This is some serious hardcore camping. I don't think anyone is "roughing it" in this camper!
Martin Phippard - Australian Truck Terminology
Aussie truck train.
A typical Haulmark Type Two, or three trailer road train used in Northern Australia. There are three triaxle trailers joined together by two convertor dollies to make a combination up to 53 metres long, and weighing nominally 155 tonnes. http://haulmark.com.au http://usedtrailers.com.au