July 20 holds great significance in Louisiana history, as it marks the anniversary of various important events that have shaped the state's rich cultural heritage. Here are some interesting facts about July 20 in Louisiana history:

1. On July 20, 1881, the infamous outlaw William H. Bonney, better known as "Billy the Kid," was shot and killed by Sheriff Pat Garrett in Fort Sumner, New Mexico. Despite not having any direct connection to Louisiana, the legend of Billy the Kid has inspired countless books, movies, and songs over the years, making him a cultural icon with a lasting legacy.

2. On July 20, 1969, NASA's Apollo 11 mission successfully landed the first humans on the Moon. Although Louisiana was not directly involved in the mission, the state played a vital role in the development of the Saturn V rocket, which was assembled at the Michoud Assembly Facility in New Orleans.

3. On July 20, 1974, the Louisiana Superdome, one of the most iconic sports venues in the world, opened to the public. Located in the heart of downtown New Orleans, the Superdome has hosted numerous high-profile events over the years, including seven Super Bowls, four NCAA Final Four tournaments, and countless concerts and conventions.

4. On July 20, 1988, the USS Louisiana, a nuclear-powered submarine, was launched at the Newport News Shipbuilding and Drydock Company in Virginia. Named in honor of the state of Louisiana, the submarine was commissioned in 1997 and has since participated in a number of military operations around the world.

5. On July 20, 2017, Louisiana Governor John Bel Edwards signed a bill into law that officially designated the Louisiana pine snake as the state reptile. The Louisiana pine snake, which is native to the longleaf pine forests of central and western Louisiana, is a critically endangered species that has been the focus of conservation efforts in recent years. The designation as state reptile serves to raise awareness about the importance of protecting this unique and valuable species.