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
Grand Prix du Mardi Gras Grand Prix du Mardi Gras The Grand Prix du Mardi Gras was an IMSA GT Championship street race held in New Orleans, Louisiana in 1991, 1992 and 1995. The 1991 IMSA GTP/Lights race was held on June 16, 1991 using a 1.3-mile circuit near the Mississippi River. The winner of 105.3 mile/81 lap race was Wayne Taylor with Geoff Brabham finishing second and Jeff Purner and Tim McAdam finishing tied for 3rd place. On June 14, 1992, the IMSA GTP/Lights street race was moved to a 1.43-mile circuit around the Louisiana Superdome. The winner of 127.27 miles/89 lap race was