The most populated cities

We all know which are the most populated countries (China and India) but we don´t know which are the most populated cities, I think we can learn about it by watching a video called TOP 10 MOST POPULATED CITIES and you will be surprised that not all of them are located in China or in India, in this video you can also learn how much people live in this cities and in my opinion this is the most interesting thing as you can see why they are in the top 10, well I hope you can see the video and enjoy it.