A list of the fastest wagons ever built has been compiled, featuring vehicles that are considered both cool and high-performance. These wagons, some of which are described as "sleeper" cars with hidden powerful engines, include models from the past 25 years and may be available for purchase at affordable prices. The list appears to include a range of models, such as the 2008 Audi C6 RS6, and highlights the best of station wagon design and engineering.