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  • Swallows and Other Breeding Birds

    Hancock Shaker Village 1843 West Housatonic St., Pittsfield, MA

    Join Mass Audubon’s Nicaela Haig at Hancock Shaker Village to watch the barn swallows and learn more about their fascinating colony-nesting lifestyle as they search for food for their young. A Hancock Shaker Village interpreter will provide a short history…

  • Time Traveling with Trees

    Chesterwood 4 Williamsville Rd, Stockbridge, MA, United States

    Have you ever wondered what stories trees could tell if they could talk or how trees grow and change over their lifetime? What can trees can tell us about a place's history and the ecological roles of different species? At…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • 2025 Berkshire Biodiversity Day (Berkshire BioBlitz)

    Greylock Glen Outdoor Center 135 Gould Road, Adams, MA, United States

    Join Us for the 16th Annual Berkshire Biodiversity Day (Berkshire BioBlitz)! Berkshire Biodiversity Day, also known as Berkshire BioBlitz, invites nature lovers of all ages to join scientists, naturalists, and environmental educators in identifying as many species as possible—plants, animals,…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • National Public Lands Day

    Great Falls Discovery Center 2 Avenue A, Turners Falls, MA

    Join Standing Trees, Sierra Club MA, Save Mass Forests, RESTORE: the Northwoods, and other groups from across New England to celebrate National Public Lands Day. Expect fun, food, music, art, and an opportunity to deepen your knowledge about New England…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Self-Guided Walk: Eerie Ecology

    The Boulders Dalton, MA

    Explore the spooky side of nature this October with Eerie Ecology at The Boulders in Dalton! Learn about the bewitching biodiversity of Massachusetts along the 0.5-mile Heart Healthy Loop. Panels along the trail will highlight the fascinating—and eerie!—plants and wildlife found…

  • Housatonic Heritage Walks 2025

    Upper Housatonic Valley National Heritage Area invites you to explore the wonders of this region during Heritage Walks 2025 over five weekends: September 6 & 7, September 13 & 14, September 20 & 21, September 27 & 27, and October…

  • Eerie Ecology: A Spooky Nature Hike

    The Boulders Dalton, MA

    Explore the spooky side of nature this October with Eerie Ecology at The Boulders in Dalton! Join Berkshire Natural Resources Council for this family-friendly guided walk and learn about the bewitching biodiversity of Massachusetts along the 0.5-mile Heart Healthy Loop.…

  • Trip Around October Mountain

    Berkshire Athenaeum 1 Wendell Ave., Pittsfield, MA

    Join Tom Hoffman for a "Trip Around October Mountain, the largest state forest in Massachusetts. Learn about the terrain, history, and scenic locations from the comfort of your chair in the auditorium of the Berkshire Auditorium This free program is…

  • 9th Annual Berkshire Natural History Conference

    Williams College – '62 Center 1000 Main St, Williamstown, MA, United States

    Learn about native birds, insects, plants, and more at the Ninth Annual Berkshire Natural History Conference on Saturday, November 8, from 8 AM to 4 PM. The event, which features fascinating presentations by local and regional naturalists and acclaimed authors,…

  • 10 x 10 Festival: Winter Tree Identification Walk

    Springside Park Pittsfield, MA

    Do you know how to tell trees apart during winter? Join BEAT for a free winter tree identification walk at Pittsfield’s Springside Park and Hebert Arboretum. While identifying trees without leaves may seem daunting, winter is actually an excellent time…