Cedar Rapids Freedom Festival
Freedom festival lasts June 15-July 4, 2017, with a TON of events, such as a 5k Run, live music, bike races, canine events, water ski shows, baseball, rides, food, raffles and more! Check the website for the full daily schedule and to find out where around town you can pick up a button. Fireworks at dusk on July 4.
Note: I am not affiliated with this event, I only list them; if you have a specific question, please use the contact information provided to get in touch with them directly