Calaveras Big Trees Association

2026-08-20T00:00:00-07:00
  • “Snowshoe” Thompson – Seminar

    Ralston Classroom 1170 East Highway 4, Arnold, CA, United States

    Pioneer Mail Carrier of the Sierra Join Frank Tortorich to learn more about John A. "Snowshoe" Thompson. John A. Thompson was born Norway in 1827. His family emigrated to the U.S. just ten years later and by 1851 John was a young man, ready to try his luck in the gold fields of California. While [...]

  • Searching for Gold Spot –The Wild After Wildfire – Seminar

    Calaveras Big Trees State Park, Ralston Classroom 1170 East Highway 4, Arnold, CA, United States

    Forests that have experienced fire are vibrant, dazzling, and full of life. While searching for the rare Black-backed Woodpeckers, which rely on these burned forests, biologists encounter a plethora of other wildlife such as deer, black bears, bobcats, sapsuckers, bluebirds, wrens, and raptors, including nesting Northern Goshawks and Spotted Owls and their chicks. The Black-backed [...]

  • A Day in the Park

    Calaveras Big Trees State Park 1170 East Highway 4, Arnold, CA, United States

    Calaveras Big Trees Association Presents A Day in the Park on Saturday, August 19, from 10:00 a.m. to 3:00 p.m. Bring your family and friends to a fun-filled afternoon of music by the local favorite, Magnolia Rhythm Trio. They will be performing from 12 - 2 at the Campfire Center. Delicious barbeque will be available [...]

  • Glorious Trees-Alfred Russel Wallace in California – Seminar

    Calaveras Big Trees State Park, Ralston Classroom 1170 East Highway 4, Arnold, CA, United States

    Presented by author, Sal Manna This book is the until-now untold story of the 1887 visit to California of one of the most famous men of science in the world, the man who had conceptualized around the same time as Darwin the “survival of the fittest” cornerstone of natural selection, the lynch-pin for the theory of evolution. [...]

  • Miwok and Native American Culture

    Jack Knight Hall - Calaveras Big Trees State Park 1170 East Highway 4, Arnold, CA, United States

    Presented by CBT Supervising Ranger, Steven Walloupe.   Seminars are free and open to the public. There is a day-use fee to enter the Park. Pack a lunch, bring the family and plan on spending the day among the Giant Sequoias. For more information call Calaveras Big Trees Association at (209)795-1196. Location:  Jack Knight Hall [...]

  • Docent/Member Annual Sale & Open House

    Calaveras Big Trees Visitors Center 1170 E. Highway 4, Arnold, CA, United States

    Calaveras Big Trees Association invites all Docents, CBTA Members and State Staff To the 2017 Annual Visitor Center Winter Sale (10am—4 pm) Most items   40% off   Books 30% off ONE DAY ONLY Everyone is invited for a little holiday cheer at the Holiday Open House (10am-3pm in Classroom). From November 18 thru December 3 the sale is [...]

  • Thanksgiving Day

    Calaveras Big Trees State Park 1170 East Highway 4, Arnold, CA, United States

    The Park will be open sunrise to sunset. The Visitor Center will be closed Thursday November 23 for Thanksgiving.

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