A picture shows the "Tree of Life," a 35-meter high installation, at the site of the Universal Exhibition 2015 (Expo Milano 2015 or World Exposition 2015) in Milan on May 11, 2015. The exhibition will run from May 1st, 2015 to October 31, 2015 on the theme Feeding the Planet, Energy for Life. The fair focuses on food security, sustainable agricultural practices, nutrition and battling hunger - as well as on dishing out the best fare of the world's culinary cultures. Cooking shows, restaurants, and food stalls will be designed to attract visitors in Italy's financial capital. AFP PHOTO / GIUSEPPE CACACE (Photo credit should read GIUSEPPE CACACE/AFP via Getty Images)
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AFP GIUSEPPE CACACE