Today is World Cities Day. The United Nations General Assembly designated the 31st of October as World Cities Day to promote the international community's interest in global urbanization, push forward cooperation among countries in meeting opportunities and addressing challenges of urbanization, and contributing to sustainable urban development around the world.<br/><br/>The general theme of World Cities Day is Better City, Better Life, while each year a different sub-theme is selected, to either promote successes of urbanization, or address specific challenges resulting from urbanization. <br/><br/>This year, the United Nations has selected the theme -Innovative Governance, Open Cities – to highlight the important role of urbanization as a source of global development and social inclusion.