Earth Day 04/22/2019, 04:00 PM – 07:00 PM Earth Day will be held at Matter Park in Marion, IN on Monday, April 22 from 4:00 -7:00pm. Sponsored by Marion Utilities and Marion Parks & Recreation. TONS of Earth Day and Eco-Friendly displays and demonstrations, kids crafts & a free bouncy house, food vendors & more. This event is free. For more information call Sherry at 765.469.2524.