Prix de Royaumont introduced in 1978, and the race was moved to a date earlier than that of the Prix de Diane. The event was staged at Longchamp from 1987 to 1990, and it was transferred to Saint-Cloud in 1991. Its distance was extended to 2,400 metres in 1992, and it continued to take place at Saint-Cloud until 1996. The race's only subsequent departure from Chantilly was in 2001, when it was run at Saint-Cloud. The Prix de Royaumont is now held on the same day as the Prix du Jockey Club. Prix de Royaumont The Prix de Royaumont is a Group 3
Maryland Jockey Club Maryland Jockey Club The Maryland Jockey Club is a sporting organization dedicated to horse racing, founded in Annapolis in 1743. The Jockey Club was founded more than 30 years before the start of the Revolutionary War and is chartered as the oldest sporting organization in North America. After 267 years it remains the corporate name of the company that operates Pimlico Race Course in Baltimore, Maryland which opened in 1870, Laurel Park Racecourse in Laurel, Maryland which opened in 1911 and Bowie Race Track in Bowie, Maryland which opened as race course in 1914 and ceased operations as a track