In the past, we've seen Volkner edge out its few competitors for "most expensive motorhome of the Düsseldorf Caravan Salon" honors with stretched luxury homes as "modestly" priced as $1.7 million.

Have you ever seen rich people - and we do mean filthy rich ones that have over $1 million to spare - take their holidays in an RV? You probably haven't and you probably never will, which might put a ...