First Stone Ceremony Of The Swiss Pavilion For Expo Milano 2015 [Getty Images]

MILAN, ITALY - SEPTEMBER 12: The Flag of Expo during the first stone ceremony of the Swiss Pavilion for Expo Milano 2015 on September 12, 2014 in Milan, Italy.The exposition will take place in Milan between May 1 and October 31, 2015, and will explore innovation in the area of the food industry. (Photo by Pier Marco Tacca/Getty Images)

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