While most cities are built organically, from time to time, governments feel the need to stick their nose into the mix and engage in a bit of good old central planning. This can be both good or bad depending on how you look at it, but the undeniable reality is that this planning has led to some pretty incredible living spaces being built. And be it ingenious innovations to combat changing environmental conditions or multi-billion dollar mega cities made in order to facilitate a growing population, there are some cities under construction that are nothing short of incredible, so today, grab your work boots and get ready to be amazed as we count down the Top 15 Future Cities Currently Being Built!