Whether due to a sheer influx of people or the changing face of our environment, cities need to find ways to modernise and adapt to the growing world. In some cases, this change will occur slowly and organically. Other times, cities take a more proactive approach by doing anything and everything from eliminating cars to exploring underwater options.
As city growth plans range from the practical realm to the seemingly far-fetched we explore seven of the most thought-provoking examples out there right now.
