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Stemler Cave Woods Nature Preserve: A Natural Oasis

Explore the serene beauty of Stemler Cave Woods Nature Preserve, a natural haven with old-growth forests and unique geological features.

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Stemler Cave Woods Nature Preserve, the largest of its kind in St. Clair County, Illinois, offers a serene escape into a diverse landscape of old-growth oak-hickory forest and restored prairie. With over 200 acres, the preserve features sinkholes and the Homer F. Stemler Memorial Walking Trail, providing a tranquil experience for nature enthusiasts.

A brief summary to Stemler Cave Woods Nature Preserve

Local tips

  • Visit during the early morning or late afternoon for the best light and cooler temperatures.
  • Wear sturdy hiking shoes as some trails can be rugged and uneven.
  • Bring a camera to capture the stunning natural beauty and unique cave formations.
  • Check for any special events or guided tours offered by the preserve for a richer experience.
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Getting There

  • Driving

    If driving from downtown St. Louis, take I-55/I-64 E toward Memphis. After about 10 miles, take exit 40A for I-255 N toward Chicago. Continue on I-255 N for approximately 8 miles, then take exit 24 for IL-3 N toward Columbia. After about 3 miles, turn left onto IL-158 W. Continue on IL-158 W for about 1 mile, then turn left onto Stemler Rd. The preserve will be on your right at 2200 Stemler Rd, Columbia, IL 62236. Free parking is available at the preserve. Limited parking is available.

  • Public Transport

    To reach Stemler Cave Woods Nature Preserve using public transportation, start by taking the MetroLink light rail from downtown St. Louis toward the East Side. Get off at the Shiloh-Scott station. From there, use a rideshare service like Uber or Lyft to reach the preserve, as public transit does not directly serve this area. The rideshare ride will take approximately 20 minutes and cost around $15-$25, depending on traffic.

  • Biking

    For those who prefer biking, consider starting in Columbia. You can ride along the local bike paths and roads. From the center of Columbia, take Main St. north, then turn onto IL-3 N. Continue on IL-3 N until you reach IL-158 W, where you will make another left onto Stemler Rd. The preserve will be a short ride from there. Make sure to wear a helmet and follow all traffic rules. The total distance from downtown Columbia to the preserve is about 4 miles.

Unlock the Best of Stemler Cave Woods Nature Preserve

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Discover more about Stemler Cave Woods Nature Preserve

Stemler Cave Woods Nature Preserve is a treasure of natural beauty, representing a significant remnant of old-growth forest within the sinkhole plain between Millstadt and Columbia, Illinois. Encompassing 120 acres of oak-hickory forest and 75 acres of restored prairie, this preserve stands as the largest dedicated Illinois nature preserve in St. Clair County. The landscape is marked by unique sinkhole formations that create variations in topography and microclimate, influencing the distribution of plant species. The Homer F. Stemler Memorial Walking Trail, spanning over 2 miles, invites visitors to explore the preserve's diverse ecosystems. The trail is considered easy to moderate in difficulty, making it accessible to a wide range of hikers. Interpretive points along the trail offer insights into the natural history and ecology of the area. While the preserve does not offer direct access to Stemler Cave, it plays a crucial role in preserving the sinkholes and watershed that feed into the cave system. Visitors can immerse themselves in the peaceful ambiance and observe a variety of flora and fauna. The preserve is managed by the Illinois Department of Natural Resources and supported by non-profit entities like Clifftop Alliance and Friends of Stemler Cave Woods.

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