Geology
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Pothole Trail Guided Hike
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Join the naturalist on a hike back in time to learn about the geology of Interstate and how the unique terrain and characteristics of the St. Croix Valley came to be.
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Fossil Finds; Geology Bingo Drop-in Program
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Door County’s rich geologic history is written in the rocks, just waiting to be discovered. Look for the table down at the beach area for this self-paced, drop-in program, playing geology bingo in the beach area.
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Rocks of Lake Michigan
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Come find out all about the rocks found here at Kohler-Andrae. Where did they come from? What are they made of? How can you identify them? This presentation will encourage you to appreciate Nature’s beautiful rocks and get involved in rock-…
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Naturalist-Led Hike
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Join the naturalist for this guided hike to learn more about Devil’s Lake.
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Pothole Trail Guided Hike
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Join the naturalist on a hike back in time to learn about the geology of Interstate Park and how the unique terrain and characteristics of the St. Croix Valley came to be.
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Glaciation And The Kettle Moraine
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Join our naturalist for a talk about its glacial history and learn about kettles, moraines, eskers, kames, drumlins and outwash plains.
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Geology Hike
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Take a one-hour naturalist-led stroll to learn about the park's unique geology, which led to it becoming one of the first state parks in Wisconsin.
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Park Adventurer
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This week, join the naturalist to learn more about the park’s geology. We’ll take a short hike up the East Bluff Trail, no more than 1 mile.
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Deep Time: Geology's Contribution To Our Northwoods Landscape
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Learn about the geologic history recorded in the rocks and sediments of the Northwoods, which span almost three-quarters of Earth’s history.