The document discusses the characteristics of future cities, which will be greener with more green spaces, smarter buildings with intelligent controls, higher connectivity through internet of things devices and big data, cleaner energy from renewable sources, improved health care through internet of things and artificial intelligence, and autonomous transportation with sharing services and fewer fossil fuel vehicles. Future smart cities will employ artificial intelligence programs to process vast amounts of sensory data and provide inhabitants an improved quality of life with less pollution, more security, better waste management, higher mobility through intelligent traffic management, increased automation, and more green spaces.