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Winneshiek County

Decorah Impact Crater Marker

Highlight • Monument

Decorah Impact Crater Marker

Hiking

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    June 26, 2025

    Hiking

    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.

    Although this highlight …

    October 3, 2023

    Hiking

    The trails within Barnhart-Van Peenen Park are singletrack and more technical than the other trail systems in town. There are definitely some wider and smoother beginner trails (such as the access road trails), but as you branch off onto tighter trails, be prepared for rockier and rootier hiking with more hills.

    November 18, 2024

    Hiking

    Amenities & Points of Interest: fresh water spring, 8 acres tall prairie grass, trails for hiking, mountain biking, horseback riding, cross-country skiing, and snowshoeing (this is a natural wildlife area which is not developed for picnicking and camping)

    parks.decorahia.org/decorah-parks

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    Nearby routes

    Best routes near Decorah Impact Crater Marker

    2

    hikers

    #1.

    Dunning's Spring, Ice Cave & Van Peenen Loop

    7.28km

    02:02

    140m

    140m

    Hike the 4.5-mile Dunning's Spring, Ice Cave & Van Peenen Loop in Decorah, IA, featuring a waterfall, ice cave, and river views.

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    Moderate

    3

    hikers

    Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

    Easy

    Details

    Informations

    Elevation 330 m

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    Tuesday 24 March

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    Max wind speed: 15.0 km/h

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    Location: Winneshiek County, Iowa, United States

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