This memorial is located on the grounds of the Water Tower Museum in Gunnedah and consists of a bronze plaque mounted onto a large bush rock which is set on a concrete platform. Next to the memorial is an interpretation board provided by the Operation Pilgrimage Group Planning Team. The memorial is dedicated to the Australian Nurse Annie Egan who was raised in Gunnedah and served in World War I. She died during the influenza pandemic on 3 December 1918 at the North Head Isolation Hospital at Manly, NSW. The plaque includes a sketch of Annie Egan as well as details of her Nursing Service; details of her birth and death and details of the unveiling and dedication of the memorial. The plaque also features the Rising Sun emblem of the AIF, the emblem of the Nursing Service and the emblem of Operation Pilgrimage. The Dedication was delivered by Allan Miles OAM at the Unveiling Ceremony performed by General Sir Peter Cosgrove AK CVO MC (rtd) 22 August 2021. A detailed report on her nursing service is published in the Harbour Trust website: 'North Head Sanctuary Annie Egan: A life sacrificed to duty'.