35,000 are expected at the Goodguys Rod and Custom Association's 21st Heartland Nationals June 29 through July 1 at the Iowa State Fairgrounds

14,000 are expected at USSSA - Central Iowa Sports Iowa USSSA AA State Tournament June 29 through July 1 at various locations in Greater Des Moines.

6,000 are expected when the Iowa Barnstormers play the Pittsburgh Power June 30 at Wells Fargo Arena in Des Moines.

Click here to find more events, courtesy of the Des Moines Convention and Visitors Bureau.