Just like a proper guided tour, the film accompanies the spectator into the exhibition Sustainable Cities in Italian Style, created for the Shanghai World Expo 2010 in order to display the 12 best intervention taking place in Italy concerning environmental sustainability (Bologna, Cosenza, Lucca, Padova, Parma, Pavia, Perugia, Salerno, Siena, Siracusa, Spoleto, Trieste). Moreover, the film contains some footage of the visit of the Italian Minister of the Environment to the Expo and of the inauguration of the B2 Pavilions, realised by mOa as a part of the Urban Best Practices area.