European Heritage Days are back for a 34th edition and this year youth will be highlighted.
Some 17,000 locations will open their doors to you, many of which are usually off limits to the public. Take advantage of free access and many free activities.
Visit the Porte des Lilas metro station, which has been used as a setting in movies, see the incredible Bibliothèque Forney in the 4th arrondissement and, most unusual of all, delve into the mysteries of the Parisian sewers.
Where? Everywhere in the capital and throughout the continent
When? September 16th to 17th, 2017
How much? Free