Boulogne-Billancourt is a suburb located just west of Paris, France. It is part of the Hauts-de-Seine department and is known for its residential areas, parks, and cultural institutions. The city has a rich history and was once an important center for the French film industry. The area is well-connected to Paris through public transportation, including the Metro and RER trains. Boulogne-Billancourt features several amenities, such as shopping centers, restaurants, and recreational facilities, making it a desirable place to live for families and professionals alike.