- Martin Griffin Preserve
ACR invites donors of $250+ and active volunteers to Martin Griffin Preserve's Volunteer Canyon so we can thank you for your support of ACR programs.
Saturday, September 8, 2018
11:30 am to 2:30 pm
By Invitation only. Receive an invitation? Let us know here if you can join us!
Not a Forest Steward-level member or supporter? Become a member today and join us for the Appreciation Picnic in September!