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Mercedes-Benz's three-pointed star represents its domination of the land, the sea, and the air. It was first seen on a Daimler in 1909, and was combined with the Benz laurel wreath in 1926 to signify the union of the two firms. The current, plain ring enclosing a star was first seen in 1937.

The BMW roundel is a stylised, rotating airscrew - the blue representing the sky. That's right -
Bayerische Motoren Werke built military aero engines for the planes that bombed the factories that they now own. It's a funny old world.

That's not a prancing horse, it's a dancing donkey - Enzo was hung like one and he liked everyone to know. No, no - just a joke. In fact, the prancing horse was originally the emblem of Italian WWI flying ace Francesco Baracca, whose parents persuaded Ferrari to adopt the symbol of their late son for his racing Alfas.