1. On August 10, 1918, a massive fire erupted in the town of Chester, South Dakota, destroying over 200 buildings and causing nearly $2 million in damage. Despite the devastating loss, no fatalities were reported.

2. In 1974, August 10 marked the opening day of the very first Sturgis Motorcycle Rally held in Sturgis, South Dakota. The event has since become a beloved annual tradition, drawing hundreds of thousands of motorcycle enthusiasts from around the world.

3. August 10, 1962 saw the debut of the Rapid City-based television program "Captain 11," which aired on KELOLAND TV for over two decades. The children's show was known for its sci-fi themes and featured the titular Captain 11 (a character played by various actors) interacting with a live studio audience.

4. Several famous figures have ties to South Dakota, including legendary musician Elvis Presley. On August 10, 1977, Presley performed his final live concert in the city of Rapid City before his untimely death just weeks later.

5. August 10, 1990 saw the creation of the South Dakota War College, a blog that covers politics and government in the state. The site has become a go-to source for news and analysis of South Dakota's political landscape.