In recent years a new generation of luxury motorhomes has hit the American road, surpassing all predecessors for technological sophistication, performance, lavishness of decor and sheer size. This American Tradition typifies the new high end of the market. Intrepid journalist James Vlahos test drives and test lives in it for a week on a road trip around the Southwest-Tucson, Sedona, the Grand Canyon and then back to Vegas. Experience the cush, intoxication and angst of driving a 45,000-pound castle on wheels across the Southwest.