Which continents celebrate Mardi Gras?

Mardi Gras is primarily celebrated in North America, particularly in the United States, with New Orleans being the most famous location for the festivities. Additionally, it is observed in parts of South America, especially Brazil, during Carnival celebrations. In Europe, countries like France and Belgium also have Mardi Gras traditions. While celebrations may vary, the essence of Mardi Gras is recognized in various forms across these continents.