Urbanisation and the rise of the megacity
▻https://www.youtube.com/watch?v=JDS_BqDeZ4k
▻https://www.smithsonianmag.com/science-nature/make-cities-explode-size-these-interactive-maps-180952832
The rise and fall of great world cities: 5,700 years of urbanisation – mapped
►https://www.theguardian.com/cities/2016/jun/27/rise-fall-great-world-cities-5700-years-urbanisation-mapped