1. Total Solar Eclipse in Missouri - On August 21, 2017, Missouri was one of the states that experienced a total solar eclipse. The path of totality passed through several cities in the state, including St. Joseph, Columbia, and Jefferson City, attracting millions of tourists and photographers.

2. Jessie James' First Train Robbery - On August 21, 1876, the notorious outlaw Jesse James and his gang robbed their first train near Otterville, Missouri. The heist netted them a considerable amount of money and established their reputation as some of the most wanted criminals in the country.

3. The Great St. Louis Bank Robbery - On August 21, 1953, one of the most audacious bank robberies in American history took place in St. Louis, Missouri. A group of ex-convicts, led by a mastermind named George "Baby Face" Nelson, stole more than $2.7 million from the Jefferson Bank and Trust Company without firing a single shot.

4. Missouri State Fair - Since 1901, the Missouri State Fair has been held annually in Sedalia, Missouri, during the month of August. The fair attracts thousands of visitors each year and features a variety of agricultural exhibits, carnival rides, and live music performances.

5. Battle of Wilson's Creek - On August 10, 1861, the Battle of Wilson's Creek took place near Springfield, Missouri, during the American Civil War. The battle was one of the first major engagements of the conflict and resulted in a Confederate victory. The site is now a National Historic Landmark and a popular tourist attraction.