This remarkable Stretch Double VW Vanagon has its home in my neighborhood. It was built by Otmar Ebenhoech.
Sure, it looks great, but the really amazing thing is that it has both electric and gasoline motors. Use the electric for running around town and use the gas motor for longer trips. Better than your standard hybrid.
Of course he also charges the batteries with the photovoltaic cells on mounted on the roof of his house.