The Centre des Monuments Nationaux (CMN) is a French public institution responsible for the conservation and management of national monuments and historical sites in France. Established in 1914, it oversees over 100 monuments, including castles, abbeys, and archaeological sites, ensuring their preservation for future generations. CMN also promotes cultural heritage through educational programs, exhibitions, and guided tours. By engaging the public, it aims to raise awareness about the importance of France's historical sites, such as the Palace of Versailles and the Mont-Saint-Michel, fostering appreciation for the nation's rich cultural legacy.