March 20 is an important day in Indiana history, with several noteworthy events taking place on this date. Here are five interesting facts about this day in Indiana's past:

1. The Indiana State House was completed on March 20, 1888. The building, which is now a National Historic Landmark, took six years to build and cost $1.8 million to construct. It is home to the government of Indiana and is the center of political activity in the state.

2. On March 20, 1927, the first train crossed the Ohio River on the Kentucky-Indiana Bridge. The bridge, also known as the George Rogers Clark Memorial Bridge, was the first to span the Ohio River between Louisville, Kentucky, and Jeffersonville, Indiana. It was named for General George Rogers Clark, who led American forces in the Revolutionary War.

3. In 1954, on March 20th, the landmark Brown v. Board of Education Supreme Court case was argued. The case involved a group of African American students in Topeka, Kansas, who were denied admission to a local school because of their race. The court's decision ultimately led to the desegregation of Indiana schools and others across the country.

4. On this day in 1996, the NCAA Men's Basketball Tournament's Final Four was held in Indianapolis, Indiana. The tournament, which is one of the most-watched sporting events in the world, brings together the top college basketball teams from across the country. It was the first time the tournament's Final Four was held in Indianapolis, which has since become a popular destination for the event.

5. Indiana's first railroad opened on March 20, 1838. The Madison and Indianapolis Railroad, as it was called, ran 85 miles from Madison to Indianapolis, providing a vital transportation link between two of Indiana's largest cities. The railroad was an important milestone in the state's development, helping to fuel economic growth and allowing the movement of goods and people more efficiently.