The Golden Triangle of the Yvelines is an expression used to refer to the Yvelines

Yvelines

Yvelines is a French department in the region of Île-de-France.-History:Yvelines was created from the western part of the defunct department of Seine-et-Oise on 1 January 1968 in accordance with a law passed on 10 January 1964 and a décret d'application from 26 February 1965.It gained the...

 area of France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 that includes suburban Chatou

Chatou

Chatou is a commune in the Yvelines department in the Île-de-France region in north-central France. It is located in the western suburbs of Paris from the center...

, Croissy-sur-Seine

Croissy-sur-Seine

Croissy-sur-Seine is a commune in the Yvelines department in the Île-de-France region in north-central France. It is a small but affluent suburban town on the western outskirts of Paris.-Geography:...

, and Le Vésinet

Le Vésinet

Le Vésinet 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 from the center....

, and the high wealth of their inhabitants, which include many state leaders, CEOs, and celebrities.

The expression "Golden Triangle", in a French context, initially referred to the area of Paris

Paris

Paris is the capital and largest city in France, situated on the river Seine, in northern France, at the heart of the Île-de-France region...

 bounded by the Avenues des Champs-Élysées

Champs-Élysées

The Avenue des Champs-Élysées is a prestigious avenue in Paris, France. With its cinemas, cafés, luxury specialty shops and clipped horse-chestnut trees, the Avenue des Champs-Élysées is one of the most famous streets and one of the most expensive strip of real estate in the world. The name is...

, George V, and Montaigne

Avenue Montaigne

Avenue Montaigne is a street in the 8th arrondisement of Paris, France-Name origin:Avenue Montaigne was originally called the allée des Veuves because women in mourning gathered there, but the street has changed much since those days of the early 18th century. The current name comes from Michel...

.