Smart City Expo 2025 Schedule. Held in barcelona since 2011, smart city expo world congress is the world's biggest and most influential event for cities and urban innovation. Daily until feb 12 yu garden lantern festival 2025.

Edition of the world’s biggest and most influential event on urban innovation, smart city expo world congress (#scewc) by fira barcelona. Daily until feb 12 yu garden lantern festival 2025.