Celebrate Oaktober: Find the Mightiest Oak
Date & Time:
Which Sagawau oak is the tallest? The widest? The oldest? Help us measure oaks and see how they compare to Illinois’ big tree champions. Ages 14 & up.
All visitors over 2 years of age must wear a mask indoors at all times. Unvaccinated visitors should also wear a mask outdoors when physical distancing (six feet from other people) is not possible.