Walk between Ville-d'Avray and Versailles

Hauts-de-Seine (French: [o d(ə) sɛn] (listen); literally "Seine Heights") is a department of France located in the region of Île-de-France. It is part of the Grand Paris as it covers the western inner suburbs of Paris. With a population of 1,603,268 (as of 2016) and a total area of 176 square kilometres (68 square miles), it is the second-most highly densely populated department of France.

Marnes-la-Coquette (pronounced [maʁnə la kokɛt]) is a commune in the western suburbs of Paris, France. Located 13.1 km (8.1 mi) from the center of Paris, the town is situated between the Parc de Saint-Cloud and the Forest of Fausses-Reposes. This heavily wooded town developed around the area of Villeneuve-l'Étang that belonged to Napoleon III.

The Raymond Poincaré University Hospital is a hospital of the Assistance publique - Hôpitaux de Paris (AP-HP) and a teaching hospital of Versailles Saint-Quentin-en-Yvelines University. Located at Garches (Hauts-de-Seine, formerly in Seine-et-Oise), it was built between 1932 and 1936 and named after Raymond Poincaré, French president from 1913 to 1920.

Ville-d'Avray is a commune in the western suburbs of Paris, France. It is located 11.9 km (7.4 mi) from the center of Paris. The commune is served by the Boulogne-Billancourt prefecture, of the Hauts-de-Seine department.