There are many ways to get involved at Rancho del Oso – Big Basin Redwoods State Park!

• Join the Waddell Creek Association: Your modest membership dues go a long way to help keep the interpretive programs at Rancho del Oso – Big Basin Redwoods State Park thriving. Thank you for your support.
• Volunteer: Join a dedicated group of volunteers that share the natural and cultural history of the Waddell Valley by leading guided walks, providing roving interpretation, hosting the Nature and History Center and Ranger Station and other special projects at Rancho del Oso.
• Donate: Your tax-deductible donations are gratefully appreciated.