Within the framework of EXPO-EXTO and during the year of Torino as European Capital of Sport, the Deputy Mayor in charge of Development, Innovation, Environment, Green and Public Hygiene of the City of Torino Enzo Lavolta took part in the press conference that welcomed in Torino the preview of Sun Trip 2015, an itinerary free race for solar bikes of 7000 km across ten countries, organised in cooperation with Chambéry. At the press conference for the French city, the Deputy Mayor in charge of Environment Alois Chassot and the Deputy Mayor in charge of International Affairs Nathalie Colin-Cocchi.