Musée départemental Maurice Denis The Priory

The Centre hospitalier intercommunal de Poissy-Saint-Germain-en-Laye is a celebrated teaching hospital in Poissy and Saint Germain en Laye. Part of the Assistance Publique – Hôpitaux de Paris and a teaching hospital of Versailles Saint-Quentin-en-Yvelines University.It has been created in 1997.

The Musée Claude-Debussy, or Maison Claude Debussy, is the birthplace of the composer Claude Debussy, in Saint-Germain-en-Laye, a western suburb of Paris, France. It contains a small museum about the composer. The house was built in the 17th century. Claude Debussy was born here on 22 August 1862, and lived here in early childhood; his father had a china shop on the ground floor.The museum opened in 1990. It is reached by a wooden staircase in the inner courtyard. There are two rooms containing objects, furniture, manuscripts, photographs and paintings relating to the composer. A third room is a small auditorium.The wooden staircase is a monument historique. The award Maisons des Illustres ("Houses of the illustrious") has been given to the museum.

The canton of Saint-Germain-en-Laye is an administrative division of the Yvelines department, northern France. It was created at the French canton reorganisation which came into effect in March 2015. Its seat is in Saint-Germain-en-Laye.It consists of the following communes: Aigremont Chambourcy L'Étang-la-Ville Mareil-Marly Le Pecq Saint-Germain-en-Laye

Saint-Germain-en-Laye (French: [sɛ̃ ʒɛʁmɛ̃ ɑ̃ lɛ] (listen)) is a commune in the Yvelines department in the Île-de-France in north-central France. It is located in the western suburbs of Paris, 19.1 km (11.9 mi) from the centre of Paris. Inhabitants are called Saint-Germanois or Saint-Germinois. With its elegant tree-lined streets it is one of the more affluent suburbs of Paris, combining both high-end leisure spots and exclusive residential neighborhoods (see the Golden Triangle of the Yvelines). Saint-Germain-en-Laye is a sub-prefecture of the department. Because it includes the National Forest of Saint-Germain-en-Laye, it covers approximately 48 km2 (19 sq mi), making it the largest commune in the Yvelines. It occupies a large loop of the Seine. Saint-Germain-en-Laye lies at one of the western termini of Line A of the RER.

Saint-Germain-en-Laye is the main railway station serving Saint-Germain-en-Laye, France. The station opened on 14 August 1847 with the opening of the ligne de Saint Germain (from Paris to Saint-Germain), an atmospheric railway. Twelve years later, conventional locomotives replaced the atmospheric powered engines. The original station had a large veranda building above the terminating lines.

The Musée d'Archéologie nationale is a major French archeology museum, covering pre-historic times to the Merovingian period. It is located in the Château de Saint-Germain-en-Laye in the département of Yvelines, about 19 kilometres (12 mi) west of Paris.

The arrondissement of Saint-Germain-en-Laye is an arrondissement of France in the Yvelines department in the Île-de-France region. It has 44 communes. Its population is 524,951 (2019), and its area is 350.9 km2 (135.5 sq mi).

The Château de Saint-Germain-en-Laye (French pronunciation: ​[ʃɑto də sɛ̃ ʒɛʁmɛ̃ ɑ̃ lɛ]) is a former royal palace in the commune of Saint-Germain-en-Laye, in the département of Yvelines, about 19 km west of Paris, France. Today, it houses the musée d'Archéologie nationale (National Museum of Archaeology).

Mareil-Marly (French pronunciation: [maʁɛj maʁli]) is a commune in the Yvelines department in the Île-de-France region in north-central France.

The Château-Neuf de Saint-Germain-en-Laye ("New Château of Saint-Germain-en-Laye") was a French château in Saint-Germain-en-Laye, now mostly demolished, which served as a royal residence from the second half of the 16th century until 1680. It was built on the grounds of the older Château de Saint-Germain-en-Laye, which became known as the Château-Vieux (Old Château).

Saint-Germain-en-Laye–Grande-Ceinture is railway station in Saint-Germain-en-Laye, France. Its creation was decided on 11 March 1875 and opened in 1877. The station was built as a passenger stop on the Grande Ceinture but the line soon lost its passenger traffic only to become a goods station. The station recently reopened on 29 November 2004 and is the terminus of a small line to Noisy-le-Roi. From this station, one can go to the Gare St-Lazare by taking the Grande Ceinture Ouest to St.Nom-la-Bretèche, where one changes platforms to get a train to Paris. In July 2022, the T13 tram stops at this station indicated on the map as "Lisière Péreire", replacing the old Transilien L line.

The Château de Monte-Cristo is a writer's house museum located at Le Port-Marly in the Yvelines department of northern France. It was originally built as a residence for Alexandre Dumas, père.