10. Minnesota State Fair

The Buzz -- The largest 12-day fair in North America, Minnesota's state celebration attracts more than 1˝ million people each year. Over 400 free concerts draw folks in, and the Grandstand has hosted national artists like Alicia Keys and Christina Aguilera. Other noteworthy attractions include rodeo events, auctions, Robot Combat, a skate park, midway games and rides, and daily parades. Over 1200 vendors offer everything from arts and crafts to 500 different kinds of food. The fairgrounds are located between Minneapolis and St. Paul.