The A3 e-tron sports two Sanyo liquid-and-air-cooled battery packs, one under the trunk area and the other in a T-shape under the passenger compartment.

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By the early 20th century Syracuse became famous for production of Smith Corona typewriters, Syracuse China, Nettleton shoes, bicycles, wax candles and the Franklin, an ahead-of-its-time automobile with an air-cooled engine.

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To meet a target price of 1, 000 marks, approved by the new German chancellor, Adolf Hitler, Porsche devised a rear-mounted, lightweight and air-cooled engine that avoided the need for a heavy radiator.

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Of course, there are the evidently wealthy local Arabs in their traditional white flowing robes, but you also can spot the Filipino maids, British bankers, American and Korean engineers and a diverse array of Indians all shopping, eating and conversing in the air-cooled commercial oasis.

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It's air cooled with generously-sized heat sink.

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They are not air-conditioned, but are effectively cooled by ceiling fans.

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That doesn't make it quite as "open-air" as a true convertible, but it does let you more easily hear the roar of that water-cooled, 320-horsepower, 3.6-liter six-cylinder and get a lot of oxygen into the cabin.

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