Contact us for a guided hike to the best American Bald Eagle watching spots along the Riverbend stretch of the mighty Mississippi River
Celebrating 27 years of making friends, getting dirty and wet, and learning to appreciate all of nature's gifts
Check our calendar to find out about prairie burns, holiday events, and educational opportunities
Educators! Contact us about customized field trips designed around your curriculum and the ISBE Learning Standards
Check our Calendar for scheduled hikes exploring our many diverse properties
Visit the Seasonal Programs page
What's New
View the Norfolk Botanical Gardens "Eagle Cam."
Check out our new Photo Gallery
Become a Fan of TNI on Facebook
Fall/Winter Programs!
We will be posting the Fall/Winter programs schedule soon. Check back to find out about the fun and exciting events coming soon!
Coming Soon!
Sign up to become an online community member. More details available soon!
Test you knowledge!
What is the state mineral of Illinois?
What type of frog is pictured?
Become a Member
Receive discounts on programs and invitations to special events for members only.
