23. Explore Citizens Park at Family Nature Fest Want to get outside and explore nature with your kids tomorrow? There’s a full schedule of exciting activities planned for all ages during Family Nature Fest from 11 a.m. until 1 p.m. May 20, 2011 Citizens Park/Family Fun/Festivals/For Kids/Health & Wellness/Health and Fitness/Outdoors/Parks and Recreation/The List Year to Date/Things to Do/Trails and Forest Preserves