The Feria Internacional de San Marcos is an annual fair held in Aguascalientes, Mexico, typically from mid-April to early May. It is one of the largest and most important cultural events in the country, attracting millions of visitors each year. The fair features a variety of activities, including concerts, exhibitions, and traditional Mexican food, showcasing the rich culture of the region. In addition to entertainment, the fair includes agricultural and livestock exhibitions, promoting local industries. The event also hosts a beauty pageant known as the Reina de la Feria, which highlights local talent and culture. Overall, the fair serves as a significant platform for cultural exchange and community celebration.