Celebrate the monarch butterfly. Activities will include games, crafts, nature walks, plant ID hikes, a butterfly release, and more. Free. Oliver Nature Park 1650 Matlock Road Mansfield, TX United States Event URL https://www.mansfieldtexas.gov/event/8191/monarch-festival-all-ages Event Tags Family Friendly Festivals and Expos Wildlife Date and Time Sat, 05/04/2019 - 14:00 - Sat, 05/04/2019 - 17:00