Iowa is known for its state fair, one of the largest and most famous in the United States, celebrated for its agricultural exhibits and entertainment.

One of the biggest and most well-known state fairs in the US is the Iowa State Fair, which takes place every year in Des Moines. With its array of attractions, such as livestock competitions, agricultural displays, and food vendors serving distinctive fair delicacies, it attracts more than a million visitors annually. Aside from its live music acts, carnival rides, and traditional exhibits honoring Iowa's agricultural past, the fair is well-known for its butter cow sculpture, which involves carving a cow out of butter. A cultural mainstay, the Iowa State Fair celebrates the state's farming heritage while providing entertainment for all ages.