Provides real-time traffic, public transit and flight info, will also show you places of interest as you walk down the street.

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Pre-planning extends to knowing the physical location of the airport you fly into, too, as it relates to the city center, says Malin, who's made the mistake of choosing a cheaper flight into a satellite airport that required more transit time to reach the city center.

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Anyone who's hopped on a flight at a major airport, or even some land-based transit, knows the agonizing wait that certain agencies demand while they scan for explosives and check boarding passes.

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In December 2002 he visited South America for tourism and while in transit at the Caracas airport, waiting for a connecting flight, he was approached by two Iranians who asked him to provide information about himself.

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Boarding the jet in her now-famous body suit (inspired by the compression suits used by human athletes such as Aussie hurdler Sally Pearson), Black Caviar -- who is affectionately known as "Nelly" -- was accompanied on the flight by her personal track rider and veterinary surgeon to make sure she remained relaxed during transit.

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