The Top 6 Natural Monuments around Decorah
Decorah’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 6
beautiful natural monuments around Decorah. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
beautiful natural monuments around Decorah. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!
Last updated: October 19, 2025
About 465 to 470 million years ago, a meteorite struck near present-day Decorah, Iowa, creating a 3.5-mile (5.6 km) wide impact crater buried beneath the city's surface.
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Park in the gravel area just south of the entrance to Dunning’s Spring Park. Walk to the waterfall and be sure to take time to walk across the stone bridge …
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Pulpit Rock, a prominent limestone bluff in Decorah, Iowa, is a picturesque natural landmark in Will Baker Park. This striking geological formation, sculpted by centuries of erosion, offers dramatic views …
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Park anywhere along Twin Springs Road and follow the stream “up river” until the stream disappears into the ground—you have found the source of Twin Springs! Twin Springs park used …
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The distance to the spring from the small parking lot at the trailhead is one mile.
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