Free Admission Day Saturday, June 22, 2002 10:00 a.m. 5:00 p.m. Bring your family and friends and enjoy a day at the Nature Center, free of charge! You can explore the Nature Center trails, Interpretive Center, Barnyard, Hummingbird-Butterfly Garden, and outdoor Butterfly House and enjoy free pizza from 11:00 a.m.12:30 p.m. Nature Center staff will present programs, assist with crafts, and lead ...