Sequoia Snack Shack – Has Closed for the 2026 Season
bigtreesCBTA2026-08-17T16:41:19-07:00Closed for the Season Sequoia Snack Shack Calaveras Big Trees Association
Astronomy Nights at Big Trees
bigtreesCBTA2026-05-18T17:39:25-07:00Optical Astronomy Night This Thursday! Calaveras Big Trees Association Scenic Overlook · Calaveras Big Trees State Park Don't miss this Thursday's Optical Astronomy Moon Night — one of our most magical evenings of the year! Join us at the Scenic Overlook for a chance to gaze at the moon and night sky through optical telescopes. [...]
2026 UC California Naturalist Course Registration Now Open
bigtreesCBTA2026-05-18T17:10:20-07:00Join us for the 2026 UC California Naturalist Course at Calaveras Big Trees State Park. This 40-hour course combines UC science curriculum with field trips and guest lecturers to explore the natural history of the central Sierra Nevada. • Dates: Thursdays & Fridays, May 28 – June 26, 2026 • Location: Ralston Classroom at [...]
Join us again this holiday season at Jack Knight Hall! Dates have been extended this year!
bigtreesCBTA2025-12-02T09:12:47-08:00
Town Hall – Forest Resilience at Calaveras Big Trees
bigtreesCBTA2024-05-20T07:53:56-07:00Please join us on Wednesday, May 15 at 6pm to learn more about Wildfire and Forest Resilience projects and forest management at Calaveras Big Trees State Park. This meeting will include information on future prescribed burns in the park. This meeting is best attended in-person. If you are unable to attend in person, you may [...]
2024 Seminars at Calaveras Big Trees
bigtreesCBTA2024-04-10T07:30:35-07:00Seminars are free and open to the public. There is a $10 day-use fee to enter the park. Pack a lunch, bring the family and plan on spending the day among the giant sequoias! 2024 CBTA Seminar Flyer
2024 California Naturalist Class- Registration Closed
bigtreesCBTA2024-04-10T07:56:15-07:00Registration is now closed. Please click on the button if you are interested in being put on a waitlist. __________________________________________________________________ The successful California Naturalist Program returns to Calaveras Big Trees in 2024. Do you enjoy: Exploring and learning about our local ecology? Engaging in citizen science? Sharing your knowledge with others? This is the program [...]
2024 John Muir Laws Workshop Sold Out
bigtreesCBTA2024-05-02T22:11:35-07:00Will be held inside if raining. John Muir Laws “Thinking Like a Naturalist" May 4, 2024 @ 10:00 am - 3:00 pm Learn how to be a naturalist. The day the begin in the Ralston Classroom. We then will go out into the Big Trees to explore and put our [...]
2022-2023 CBTA Donor Impact Report
bigtreesCBTA2024-03-11T11:08:11-07:00Welcome to a celebration of impact and gratitude! The Calaveras Big Trees Association is thrilled to unveil our 2022-2023 Donor Impact Report, showcasing the incredible strides we've made together. This report is a testament to the power of community and the unwavering support of our cherished members and donors. Join us as we reflect on [...]