15. Citroën SM

The Citroën SM is a masterpiece of French engineering that blended luxury, innovation, and exotic performance. Powered by a Maserati V6, this grand tourer offered breathtaking speed wrapped in an unmistakably futuristic body.
Its standout feature was the hydropneumatic suspension, delivering a ride quality unlike anything else on the road. The SM remains a symbol of France’s daring approach to automotive design—a true collector’s dream for those who crave both style and substance.
Learn more at Classic & Sports Car.