BOLOGNA, July 20, 2016 (Xinhua) -- Photo taken on July 19, 2016 shows the semi-frozen "gelato cake" made by students from Carpigiani Gelato University in Bologna, Italy. Carpigiani Gelato University is located in Bologna, Italy. Founded in 2003, the school organizes 400 courses in 12 locations around the world, such as Italy, China, France, USA and Brazil. (Xinhua/Jin Yu)