Expo 2015: Countries face off in an architectural feast
Jacopo Prisco, for CNN • Updated 30th April 2015
The 2015 Universal Exposition, better known as <a href="http://www.expo2015.org/" target="_blank">Expo 2015</a>, starts in Milan, Italy, on May 1st. The theme is <em>Feeding the planet, Energy for life</em>. Addressing the challenges of food security, access to nutrition, and sustainability are the 145 participating countries, each having a chance to showcase its projects and culinary culture in custom-built pavilions. Here are the most interesting designs ahead of the opening of the exposition, which runs through October 31st.