Because European automakers see a world where their cars may be regulated to extinction by the European Union, they're trying everything to find suitable alternatives. Audi's next answer: this two-seat Messerschmitt-like revival due for a Frankfurt unveil in September.

The Audi Urban Concept has four wheels instead of three and fenders that turn with the front wheels, but in other respects resembles the bubbly KR175s and KR200s that helped postwar Germans rebuild the country. Because the future is looking just that good.