16 of 16: A couple walk along of one the corridors of the Metropol Parasol, overseeing the old city and the Giralda Cathedral of Seville, Spain, Sunday, Nov. 18, 2012. The Metropol Parasol by Jurgen Mayer H. Architects claims to be the world's largest wooden structure. (AP Photo/Emilio Morenatti) (AP Photo/ Emilio Morenatti)

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