Even the most basic element of transport, a wheel, can become artistic when painted. This is the first step: natural pigment.

painted and carved wheel, Taormina, Italy
©2008 Marshall Ikonography and World of Stock
In the 20th-21st century, cars are evidence of how objects have become progressively minimalist in shape. Shown here: art deco automobiles versus modern cars.

1930 Duesenberg Model J

1932 Cadillac 355B

1938 Jaguar 100
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Lotus Elise

Porsche Boxster

Bugatti Veyron

Fisker Karma Hybrid
photo credits: Marshall Ikonography and World of Stock, ultimatecarpage.com, concorsodeleganzavilladeste.com, and unknown sources.