The drawings below illustrate Paris before Haussmann work of making the capital city modern and new.
Those drawings illustrate the old Paris also known as the roman city of Lutèce and Paris in the medieval time until the French Revolution of 1789.
In 1850, the government official Haussmann created a new urban plan for Paris with big avenues, massive buildings and big department store shopping place.
Those architecture plans built the reputation of the glamorous and famous Paris.
Check the whole Paris history here: http://www.erasmusofparis.fr/life-in-paris/about-paris
