Do you remember the 21st night of September in Indy?

Put on your Earth, Wind & Fire LP and take a trip down memory lane to see what was going on in Indy this September week throughout the years.

INDYtoday: INDY_Earth Wind & Fire_SEPT25

Earth, Wind & Fire last performed in Indy on July 23, 2025.

Photo by Craig ONeal via Creative Commons

Earth, Wind & Fire has one eternal question for you: “Do you remember the 21st night of September?”

If you don’t, take a quick trip through Indianapolis history to learn about some 21st nights — and their neighboring days — of September that were chasin’ the clouds away.

1822: William Conner purchased 80 acres on the northwest side to establish an area for Native Americans and French fur traders to do business. The neighborhood is now called Traders Point.

1832: The town of Indianapolis was incorporated and the first election for town officials was held, with Samuel Henderson serving as first president of the town’s board of trustees.

1853: Indianapolis’s first Union Depot, the first of its kind in the United States to serve competing railroad lines, opened.

1859: Abraham Lincoln gave a speech at Masonic Hall, staying overnight at the American House Hotel.

1863: Crown Hill Cemetery was incorporated.

1874: The first Purdue University class was held with 39 students.

1905: The United Brethren of Christ founded Indiana Central University, later renamed the University of Indianapolis in 1986.

1931: Indianapolis Municipal Airport was dedicated on the city’s southwest side.

1974: Market Square Arena opened.

2000: Indianapolis Motor Speedway hosted its first United States Grand Prix.

More from INDYtoday
Here’s how to prep your garden for the spring.
Spooky season is back for one day only on Friday the 13th — spend it well with these 13 fun ideas.
Let the good times roll, Indy. Here’s how you can celebrate Mardi Gras right here in the Circle City, 820 miles away from the French Quarter.
Spending Valentine’s Day at home? Here’s how you can still have a special night without breaking the bank, hiring a sitter, or even leaving your couch.
From clowning to coding, find a camp that speaks to your kid’s unique interests.
Avril Lavigne? Check. Keith Urban? Check. It’s not a bad idea to triple-check this list and get your concert tickets before they sell out.
Feel like you’re driving on an obstacle course around Indy? Pothole season is officially here, so we’re sharing how you can help be part of the solution.
Get started on filing your tax return with these free resources.
Kick off the Year of the Fire Horse with these festivities around town.
Start your journey to the 2030 Winter Olympic Games by testing your curling, figure skating, and X skills around Indianapolis.