On the occasion of the European Heritage Days 2025, Paris’ Left Bank and the 6th arrondissement reveal their hidden treasures. Whether you are passionate about history, architecture, or simply curious, here are 5 unmissable visits.

 

1. The Luxembourg Palace and the Senate

Located in the heart of the 6th arrondissement, the Luxembourg Palace exceptionally opens its doors. Visitors can discover the Senate’s chamber, the 19th-century library, and the splendid gardens surrounding this emblematic seat of French political life. A must-see visit.

 

2. Saint-Sulpice Church (see photo)

The second largest church in Paris after Notre-Dame, Saint-Sulpice impresses with its grand proportions, Delacroix’s frescoes, and its famous astronomical gnomon. The Heritage Days offer the perfect opportunity to uncover the mysteries of this Left Bank monument.

 

3. The Monnaie de Paris

Established on Quai de Conti since 1775, the Monnaie de Paris offers a unique tour to discover artisanal and artistic know-how. From artisan workshops to heritage collections and exhibitions, this visit blends history, heritage, and craftsmanship.

 

4. Sainte-Geneviève Library

A true 19th-century architectural gem, the Sainte-Geneviève Library exceptionally opens its doors to the public. Its impressive reading room, designed by Henri Labrouste, fascinates with its elegance and timeless atmosphere.

 

5. Paris Observatory

Founded in the 17th century, the Paris Observatory is a major site in the history of science. Visitors can explore its domes, historic instruments, and delve into the story of astronomy. A captivating visit for both young and old.

 

Practical Information

• Dates: September 20–21, 2025
• Admission: Free, unless otherwise specified
• Tip: Some visits require prior registration—be sure to book early.

 

Why Visit the Left Bank During Heritage Days?

Between iconic monuments, centers of power, and cultural treasures, the Left Bank offers a wealth of history and discoveries. The 6th arrondissement, with its squares, churches, and institutions, serves as a true gateway to Parisian heritage. You can reach our Neighborhood section for more information.