All without the wheel. @WSJ: A coming exhibition will explore the 25,000 miles of roads built by the Inca: http://on.wsj.com/1LlAQSG
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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@WSJ Probably in better shape than some of ours.Thanks. Twitter will use this to make your timeline better. UndoUndo
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