Fun for the entire family. Live release of 3500 butterflies (releases every 30 minutes throughout the day) –– Opening Ceremony with Flag Raising, Memorial Butterfly Release, Commemorative Air Force Flyover (weather permitting) ––- Butterfly Art – Live Entertainment – Concessions – Earth Day Celebration – Butterfly Store – Flight House – Games – Exhibits. Free Admission. Donations gratefully accepted. Game and concession tickets available for sale.