Now he’s taken the idea of an overlander to a whole new level and basically built a spaceworthy live aboard vehicle I couldn’t even conceive of having the budget to execute. Powered by a six-cylinder Mercedes-Benz diesel engine, the truck can be toggled between four and six-wheel drive. It carries enough fuel to cover 2,000 miles on flat ground, but it can scale a 45 degree grade if necessary. That’s steeper than most people could be bothered to walk up. With an estimated “total cost is in the millions,” the Ferren dubbed it the “KiraVan” for his four-year-old daughter, who he hopes will get to experience the world from it.