• Small Eyes Under the Skies

    Join us for a captivating astronomical adventure at The Heide Observatory with our "Small Eyes Under the Skies" event, perfect for the whole family. Explore the wonders of our solar […]

    $12
  • The Lyrid Meteor Shower 2024

    The Lyrid Meteor Shower 2024 The Lyrids appear in Chinese writing dating back to roughly 690 BCE, making them one of the earliest meteor showers on record. On the night […]

  • Dark Skies on Earth

    Monday, April 22, 7:30 - 9:30 pm Join us at the Heide Observatory for an immersive program kicking off our Earth Week events at Hawthorn Hollow Nature Sanctuary and arboretum. […]

  • Dark Skies on Earth

    Monday, April 22, 7:30 - 9:30 pm Join us at the Heide Observatory for an immersive program kicking off our Earth Week events at Hawthorn Hollow Nature Sanctuary and arboretum. […]

  • Earth Day Clean Up

    Help Hawthorn Hollow staff with some spring cleaning of our gardens and arboretum! Assist with collecting fallen branches, weeding, laying mulch, or other outdoor tasks. Please bring your own work […]

  • Earth Week College Outreach Day

    Calling all college students! Assist Hawthorn Hollow staff with environmental restoration projects including invasive species management, trail maintenance, and cleaning up the Pike River. This is a great opportunity to […]

  • Night Hike

    FREE!!! (But registration is required) Come experience the wonders of night in the woods of Hawthorn Hollow with our Naturalist Kailyn Palomares. Learn all about the adaptations nocturnal creatures have […]

  • Wednesday Under the Stars

    Enjoy a relaxing Wednesday Under the Stars hosted at the Heide Observatory. Sink into a zero-gravity chair with your favorite beverage in hand, and prepare for an unforgettable journey through […]

    $12
  • Through the Lens

    Experience the awe-inspiring "Through the Lens" event at The Heide Observatory, where celestial wonders come to life. Peer into the depths of the universe using our powerful 17-inch telescope, taking […]

    $12
  • Arbor Day Celebration

    Join Hawthorn Hollow staff and volunteers to plant trees in restoration areas and the arboretum! Then, celebrate arbor day by taking an arboretum tour with Hawthorn Hollow’s Ecologist.