1. In 1903, the famous Wild West showman, Buffalo Bill Cody, performed in Rapid City, South Dakota. Cody's show featured trick riding, sharpshooting, and reenactments of cowboy battles.

2. On April 21, 1929, South Dakota Governor William J. Bulow signed a bill that established the state's first system of state parks. The bill included funding for the development and maintenance of Custer State Park, which is now one of South Dakota's most popular tourist destinations.

3. In 1934, the town of Canistota, South Dakota became the site of the world's first airplane-powered snow removal operation. A local farmer, William Heath, used a modified airplane to blow snow off the town's streets during a blizzard.

4. On April 21, 1962, the South Dakota School for the Deaf won the state track and field championship, becoming the first deaf school in the United States to do so. The team was led by deaf athlete Phil Hockett, who later went on to win several national titles in the shot put.

5. In 1993, a massive blizzard hit western South Dakota, dumping over four feet of snow in some areas and causing widespread power outages. The storm, which became known as the "Storm of the Century," also resulted in the deaths of several people and thousands of livestock.