Las 10 ciudades del mundo más costosas para vivir

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This picture taken on July 25, 2012 shows a Sydney Harbour Manly ferry (L) passing the Sydney Opera House in Sydney. The iconic Australian landmark, which was added to the list of UNESCO World Heritage sites on June 28, 2007, was designed by Danish architect Jorn Utzon and was officially opened by Queen Elizabeth II on October 20, 1973. AFP PHOTO / Greg WOOD (Photo credit should read GREG WOOD/AFP/GettyImages)

People enjoy the sunny spring weather on April 7, 2011 near the Eiffel tower in Paris. AFP PHOTO FRANCK FIFE (Photo credit should read FRANCK FIFE/AFP/Getty Images)