Visualization

Ancient ⇉
20th Century ⇉

We have divided the visualization into two parts:

Under "Ancient" you will find the early development of cities from 4000 BC to 500 AD.

Under "20th Century" you will find the development from big cities to Mega Cities in the 20th century.

Please choose.

2020 by the biggest cities

HfG Schwäbisch Gmünd