People walk past a painted soccer ball sculpture at the "Expo Balon" in Paseo de la Reforma avenue, in Mexico City, capital of Mexico, on May 12, 2016. According to local press, a total of 64 painted sculptures in the shape of soccer ball will be exhibited until June.Photo: Xinhua

A man looks at a painted soccer ball sculpture at the "Expo Balon" in Paseo de la Reforma avenue, in Mexico City, capital of Mexico, on May 12, 2016. According to local press, a total of 64 painted sculptures in the shape of soccer ball will be exhibited until June. Photo: Xinhua

A woman looks at a painted soccer ball sculpture at the "Expo Balon" in Paseo de la Reforma avenue, in Mexico City, capital of Mexico, on May 12, 2016. According to local press, a total of 64 painted sculptures in the shape of soccer ball will be exhibited until June. Photo: Xinhua

People observe a painted soccer ball sculpture at the "Expo Balon" in Paseo de la Reforma avenue, in Mexico City, capital of Mexico, on May 12, 2016. According to local press, a total of 64 painted sculptures in the shape of soccer ball will be exhibited until June. Photo: Xinhua