News Proud legacy preserved: Barcaldine’s Tree of Knowledge to live on 12/08/2023 FacebookTwitterEmail Barcaldine Mayor Sean Dillon says the original Tree of Knowledge has witnessed history that could never be replaced. Picture: Contributed. by Khrysti Balanay Barcaldine’s Tree of Knowledge has a proud history as the historic birthplace of the Australian Labor Party, and now Queensland […] Subscribe or Login to see the rest of the content. Username Password Remember Me Forgot Password