In Harmony with Nature ticket pre-sales are closed. Tickets will be available at the gate starting at 5:30 pm. Cash and card will be accepted.
Sanctuary trails and playground are closed for tonight’s In Harmony with Nature Concert. Trails will reopen tomorrow (9/26) at 7 am.
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The Nature Institute (TNI) is a non-profit land conservation and environmental education organization based in Godfrey, IL. Since its founding in 1980, The Nature Institute’s board and staff have worked to foster an awareness and appreciation of the natural world through education, restoration, and preservation.
Newsletters
Sep 2026
Moonlight Hike
Join us on a night hike through the woods. On the trails of the Mississippi Sanctuary and Olin Nature Preserve the terrain is light to [...]
Tiny Trekkers: Seeds, Sprouts, & Stems
Seeds, Sprouts, & Stems Description: Tiny Trekkers is a once a week drop off program for ages 3 - 5. Registration is offered by the [...]
Critters and Crypts: Fall Session
This new program is offered exclusively to 6th – 9th grade students! Critters & Crypts is our weekly Dungeons & Dragons group. Journey on quests [...]
Volunteer: Native Seed Collecting at TNI
Description: Did you know TNI uses millions of seeds each year to increase biodiversity of the prairies and woodlands on the preserve? Our goal is [...]
Little Chickadee & Me: Nature Play Lab
This fall, take your little explorer outdoors! Join us for a caregiver + child class for ages 2.5 - 5. Come and learn about nature [...]
New Registration System, Better Experience for You
The Nature Institute has switched all registration to Amilia SmartRec. Please check out this information page to learn more about setting up your account and registering for programs.