# This is Paris This is a tour of the fortification and how the shaped the streets. Press `[space]` or scroll down.

# The roman fortification On the _Île de la Cité_ were the first walls of Paris. Built between 308 and 360. The wester part, was the palace.

# The medieval fortification Little is known. It was probably built after the Vinkings’ siege from 885 to 887.

# Philippe-Auguste’s fortification

# Philippe-Auguste’s fortification The largest remainer can be seen near the _collège Charlemagne_. 

# Charles V At some point, the right bank of Paris had two walls.

# Mur des fermiers généraux This wall was not a defensive, and its only function was to tax any goods entering Paris. It was highly impopular, and might be one of the triggers of the French revolution. _Le mur murant Paris rend Paris murmurant_

# Mur des fermiers généraux Four of the building used to collect the taxes are still visible. Here the _Barrière du trône_. 

# Mur des fermiers généraux Four of the building used to collect the taxes are still visible. Here the _Barrière de Saint Martin_, known today as _Rotonde de la Vilette_. 

# Thiers This wall was the last one in Paris.