Mardi Gras, which began as a religious holiday, has become a weeks-long celebration, one that gives millions the chance to let loose before Lent.

Mardi Gras in New Orleans, also known as Carnival, has been in full swing since Jan. 6 and will close with a grand, final celebration on March 4, better known as Fat Tuesday. Originating from French ...

Carnival Season typically starts after Epiphany on Jan. 6 and culminates on Ash Wednesday, which falls on March 5 this year.