Fort de Bois-d'Arcy

The Fort de Saint-Cyr, located in the commune of Montigny-le-Bretonneux, (Yvelines), is one of the forts built at the end of the 19th century to defend Paris. After the first world war the fort was used as an army weather station and arms depot. Classed in 1992 as a monument historique, it is now used as a film depository for the preservation of movies under the Cinémathèque française.

The Institut Culturel Franco-Japonais – École Japonaise de Paris ("French-Japanese Cultural Institute - Japanese School of Paris" - Japanese: 日仏文化学院パリ日本人学校 Nichifutsu Bunka Gakuin Pari Nihonjin Gakkō) is a Japanese international school located in Montigny-le-Bretonneux, France, in the Paris Metropolitan Area. The school is located in proximity to Versailles. Japanese is the primary language of instruction while students also take French classes.The school serves ages 6 through 15. Marie Conte-Holm, author of The Japanese and Europe: Economic and Cultural Encounters, wrote that the bus route to and from the school "essentially determines" where Japanese families with children settle in Greater Paris. She also wrote that "While some Japanese children attend local schools for a proportion of their time in France, even the more internationally minded Japanese parents will transfer their offspring to the Japanese School for reorientation during the latter part of their stay."As of 2020 the school is led by Principal Onoe (小野江 校長).

The Vélodrome National de Saint-Quentin-en-Yvelines is a velodrome in Montigny-le-Bretonneux, France. It was built between 2011 and 2014 and hosted the 2015, 2022 UCI Track Cycling World Championships, and the 2016 UEC European Track Championships. It will host the cycling venue in the 2024 Summer Olympics. Next to the velodrome is also a BMX stadium.

Bois-d'Arcy (French pronunciation: [bwɑ daʁsi]) is a commune in the Yvelines department in north-central France. It is the origin of the English surname Darcy.

École supérieure des techniques aéronautiques et de construction automobile (ESTACA) is a French engineering School, so called "Grande École", created in 1925. ESTACA is an Engineering school that trains engineers in aeronautics & aerospace engineering, naval engineering, automotive engineering and railway engineering. In addition to its training activities, the school also conducts applied research in the aeronautics, automotive, space, guided transport and naval sectors. Located in Montigny-le-Bretonneux, Bordeaux and Laval, the school is recognised by the Commission des Titres d'Ingénieur. On 25 September 2012, it joined the ISAE Group.

Saint-Quentin-en-Yvelines (French pronunciation: [sɛ̃ kɑ̃.tɛ̃ ɑ̃.n‿iv.lin]) is a new town and an agglomeration community in the French department of Yvelines. It is one of the original five villes nouvelles (new towns) of Paris and was named after the Saint Quentin Pond, which was chosen to become the town's centre. The town was built from a greenfield site starting in the 1960s. Its area is 119.2 km2. In 2018, Saint-Quentin-en-Yvelines had a population of 228,312. It is part of the much larger Paris metropolitan area, and is around 25 km (16 mi) west of the centre of Paris.

Saint-Quentin-en-Yvelines–Montigny-le-Bretonneux is a station on the Paris–Brest railway. It is served by Paris's express suburban rail system, the RER Line C and by suburban Transilien Line N and U services. The station opened in 1975. It is within Montigny-le-Bretonneux.

Montigny-le-Bretonneux (French pronunciation: [mɔ̃tiɲi lə bʁətɔnø] ) is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the south-western suburbs of Paris, 24.5 kilometres (15.2 miles) from the centre of Paris, in the "new town" of Saint-Quentin-en-Yvelines, of which it is the central and most populated commune.

The Étang de Saint-Quentin, or pond of Trappes, is the largest body of fresh water in Yvelines with a surface of approximately 2.5 km². It on in the perimeter of the new town of Saint-Quentin-in-Yvelines, in the commune of Trappes and Montigny-le-Bretonneux. The lake an important base of outdoor recreation. To the west of the lake a national natural reserve of 0.87 km² was established in 1986. The Étang de Saint-Quentin is an artificial lake created by Sebastien Prestre, Lord of Vauban in 1685 to form part of an engineering work intended to feed water, by gravity, to the park of Versailles. The lake is 160 metres above sea level. A series of drains and aqueducts connected the lake to other ponds upstream, and downstream to the park of the castle of Versailles, at 110 metres above sea level. The construction of the new city demolished the aqueducts to Versailles.

The Versailles Saint-Quentin-en-Yvelines Observatory is an astronomical observatory affiliated with the Versailles Saint-Quentin-en-Yvelines University. Built in Guyancourt, France in 2009, it focuses on the fields of climate change and sustainable development.

The canton of Montigny-le-Bretonneux is an administrative division of the Yvelines department, northern France. Its borders were not modified at the French canton reorganisation which came into effect in March 2015. Its seat is in Montigny-le-Bretonneux.It consists of the following communes: Guyancourt Montigny-le-Bretonneux

Fontenay-le-Fleury (French pronunciation: [fɔ̃tnɛ lə flœʁi] ) is a commune in the Yvelines department in the Île-de-France in north-central France.