Cinco de Mayo festivities are taking place across the U.S. with music, tacos, tequila and colorful displays of Mexican culture — even if they're not always the most authentic.

Cinco de Mayo, celebrated on May 5th, marks Mexico's victory over France in 1862. In the U.S., it’s a festive celebration of Mexican culture.

Cinco de Mayo in the U.S. has come to be known as a day to celebrate Mexican culture, food and identity, with a number of restaurants and bars offering deals and theme nights.

Cinco de Mayo has become a day to celebrate Mexican heritage, especially in the U.S., but historically, the holiday celebrates Mexico's triumph over France.