The Ellinikon project represents one of the most ambitious urban development initiatives in Europe. A smart city is being built on the site of the former Athens International Airport, which is intended to serve as a model for future urban developments. The project, led by the Greek real estate company Lamda Development, aims to redefine urban lifestyles in Greece and Europe. The Ellinikon project represents an ambitious example of the integration of smart technology and sustainability in urban development. It is based on a broad network of partners and stakeholders who contribute their respective expertise to realize the vision of a future-oriented, sustainable and livable smart city. The combination of private sector engagement, government support and the involvement of various social groups forms the basis for the ambitious attempt to reshape urban life in Greece and beyond.