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  • Arboretum Cleanup

    Hawthorn Hollow Nature Sanctuary & Arboretum 880 Green Bay Rd, Kenosha, WI, United States

    Help us celebrate Arbor Day and Earth Week at our Arboretum Cleanup Volunteer Day on Friday, April 24 at 10 am! For more info, please email Nicole, our Conservation Land […]

  • Small Eyes Under the Skies

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Join us for Small Eyes Under the Skies at The Heide Observatory, a family-friendly astronomy adventure that begins with an interactive walk through a scale model of our solar system […]

    $12

  • Hike for Hawthorn Hollow – Earth Weeks 2026

    Rescheduled for 4/26/2026 due to flooding. Celebrate Earth Week with a family-friendly 3.5k hike through the heart of Hawthorn Hollow Nature Sanctuary (including NEW trails)! Explore a rich variety of […]

  • Wednesday Under the Stars

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Enjoy a relaxing evening at Wednesday Under the Stars, hosted at the picturesque Heide Observatory. Settle into a zero-gravity chair with your favorite beverage and embark on an unforgettable journey […]

    $12

  • Spring Blooms

    Hawthorn Hollow Nature Sanctuary & Arboretum 880 Green Bay Rd, Kenosha, WI, United States

    Celebrate the beauty of spring with us at Hawthorn Hollow! Join a guided hike through the forest as we discover blooming spring ephemerals and observe the seasonal changes all around […]

  • Through the Lens

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Experience the awe-inspiring Through the Lens event at The Heide Observatory, where celestial wonders come to life as you peer through our powerful 17-inch telescope to observe binary stars, distant […]

    $12

  • Dark Skies

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Join us at the Heide Observatory for Dark Skies, an interactive evening focused on understanding light pollution and its effects on the night sky, wildlife, and our communities. Through a […]

    Donation

  • Small Eyes Under the Skies

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Join us for Small Eyes Under the Skies at The Heide Observatory, a family-friendly astronomy adventure that begins with an interactive walk through a scale model of our solar system […]

    $12

  • Wednesday Under the Stars

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Enjoy a relaxing evening at Wednesday Under the Stars, hosted at the picturesque Heide Observatory. Settle into a zero-gravity chair with your favorite beverage and embark on an unforgettable journey […]

    $12

  • Through the Lens

    Heide Observatory 880 Green Bay Rd, Kenosha, WI, United States

    Experience the awe-inspiring Through the Lens event at The Heide Observatory, where celestial wonders come to life as you peer through our powerful 17-inch telescope to observe binary stars, distant […]

    $12