The document describes the history and traditions of Mardi Gras celebrations in New Orleans. It explains that Mardi Gras originated as a pagan spring festival that was later combined with Christian traditions. In New Orleans, secret organizations called krewes began organizing parades in 1857 featuring colorful floats and masked riders throwing beads. Today, Mardi Gras remains a festive event allowing indulgence before Lent and symbolizing renewal.