Events
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Tree-Mendous Science
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How did a single river spark one of the greatest log jams in world history? Dive into the awesome history and science of nature's skyscrapers to discover why wood floats, how to read tree rings like a map, and what makes these giants so vital to our…
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Moth Make and Take Craft
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Visit the Nature Center and pick up your own moth-themed make and take craft to assemble back at your campsite or at home!
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Pothole Trail Guided Hike
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What did the St. Croix River look like 10,000 years ago? One million years ago? One billion years ago? 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.…
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Wildflower Walk
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Take a one hour naturalist led stroll to learn about the abundant wildflowers in the park. Meet in front of the Nature Center.
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Hike Central Sands Nature Trail Loop
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Join us for a hike on the Central Sands Nature Trail Loop.
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Tracks and Fur Drop-In
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Want to see some tracks and fur from some of our woodland friends? Drop in anytime during the program to learn about a few of the different animals of the area and see the traces they leave behind.
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Summer Adventure Days
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Summer Adventure Days Celebrate summer and enjoy adventure, recreation and relaxation at Havenwoods State Forest.
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Aztalan Day
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The Friends of Aztalan State Park will hold its annual Aztalan Day at the Park held in conjunction with Aztalan Day sponsored by the Lake Mills-Aztalan Historical Society on July 19.
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Bear Necessities
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Learn all about Wisconsin's black bears! Drop in by the visitor center from 10 - Noon to learn about all about bears! Test your knowledge on some bear facts, see a skull up close, and learn about their habits.
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Geocaching Event
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A table display will showcase typical geocaching containers while experienced cachers will be available to share information on the international hobby.