There’s an old road that runs through the Chicago area of Illinois, and few people know about it. Known as the Yellowstone Trail, this ancient and extensive road spans the entire country.

People were using yellow stones and landmarks as well as getting directions from whoever would give them before roads like this. Scroll on for more details.

If you’ve ever driven the Yellowstone Trail, we’d love to hear from you. Please share your experiences and photos with us below in the comments.

For more like this, check out these 10 scenic backroads in Illinois that are great for a Sunday drive.

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