Mardi Gras, also known as Fat Tuesday, brings an end to Carnival. But the season goes out with a big bang.

Louisiana recognizes Fat Tuesday as a legal holiday, here's how the state celebrates from Cajun village gatherings to elaborate city-wide parades.

USA TODAY will provide live coverage of Mardi Gras celebrations on Tuesday, Feb. 17.

Mardi Gras, also known as Fat Tuesday, brings an end to Carnival. But the season goes out with a big bang.