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Theodore Marsh

Explore a 16-mile trail loop through the Joliet area starting from Theodore Marsh.

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About Theodore Marsh

Theodore Marsh protects a diversity of habitats, including forest, prairie, wetland and a portion of Rock Run.

Wildlife found at the preserve includes more than 100 bird species, such as the pie-billed grebe.

The preserve is also home to a variety of plant species, including velvety white vervain, smooth blue aster and marsh bellflower.

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