Some people who aren’t from the Hawkeye State might think this midwestern state is nothing but prairie. However, Iowans know this place is filled with amazing natural wonders – some dating back to long before humans walked this Earth. Here are five that will make for an epic Iowa road trip – or a long-term plan to witness every corner of the state’s natural history.

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Have you visited any of these natural wonders of Iowa? Which other landmarks are on your personal bucket list? Most of these natural wonders are free and have open access, but make sure to visit the website of Crystal Lake Cave to learn about their tour offerings before you go.

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