Zagreb hosted the international conference "Smart Cities 2025," organized by the business magazine Lider and the KAS Office Croatia and Slovenia. The event brought together leading experts, innovators, as well as local and national decision-makers to exchange ideas and experiences about the future of Smart Cities. This year's theme focused on the implementation of smart solutions that will shape the future of cities, including digital transformation, green energy, transport infrastructure, and the improvement of citizens' quality of life. In this context, discussions were held on the challenges and opportunities of implementing these technologies, as well as how they could improve quality of life, reduce ecological footprints, and enhance the efficiency of urban services. In this regard, collaboration between the private and public sectors in creating sustainable and technologically advanced cities is of great importance. Overall, the event provided a platform to promote sustainable development and support the use of smart technological solutions in urban areas.