@mashable it's a great idea. However, this would only increase the number of car users, so making traffic in major cities even worse.
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When car was king!
@mashable: Vertical parking: A space-saving..early cars invaded#cities http://on.mash.to/20jHkJC pic.twitter.com/qVWgWMjDNo
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@mashable you can find this in Mexico City in places where building underground is not an optionThanks. Twitter will use this to make your timeline better. UndoUndo
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@mashable I am pretty sure remember these in NYC but not that high. In the seventies probably.Thanks. Twitter will use this to make your timeline better. UndoUndo
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