October 31st is World Cities Day. On the same day, at the 2024 World Cities Day global home event held in Alexandria, Egypt, five cities: Agadir, Morocco, Trivandrum, India, Doha, Qatar, Istapalapa, Mexico, and Melbourne, Australia, won the Global Sustainable Cities Award (Shanghai Award) in recognition of their outstanding achievements in urban development.As hubs of commerce, culture, science and technology, productivity, and social development, cities represent human progress and civilization