Bois de Boulogne

The Bois de Boulogne (French pronunciation: ​[bwa.d(ə).bu.lɔɲ]) is a large public park located along the western edge of the 16th arrondissement of Paris, near the suburb of Boulogne-Billancourt and Neuilly-sur-Seine. The land was ceded to the city of Paris by the Emperor Napoleon III to be turned into a public park in 1852.

The Auteuil Hippodrome is a horse racing venue on Route des Lacs in the Bois de Boulogne, Paris, France. The 33-hectare (82-acre) race course opened November 1, 1873. It is designed exclusively for steeplechase racing.Modernized a number of times, in 1971 access was improved when two pedestrian tunnels were built under the tracks that lead to the Porte d'Auteuil and the Porte de Passy.