The cultural festival that is popular in the Gulf Coastal Plain is Mardi Gras in New Orleans.

New Orleans's Mardi Gras is a cultural celebration that draws millions of tourists annually and is very well-liked throughout the Gulf Coastal Plain. This beautiful festival, which takes place before Lent, is well-known for its lavish costumes, colorful floats, and energetic parades. The music, cuisine, and customs of the event exhibit a diverse fusion of French, Spanish, African, and Creole elements. Street parties, masquerade balls, and cultural performances are all part of the festivities, which create a vibrant, exuberant environment. Mardi Gras is an important event in the area since it not only showcases New Orleans' distinctive traditions but also makes a substantial economic contribution to the area.