Abercrombie Karst Conservation Reserve
Abercrombie Karst Conservation Reserve is a protected karst area in the Central Tablelands of New South Wales, about 40 kilometres south of Oberon near the Abercrombie River. Managed by NSW National Parks and Wildlife Service, it is renowned for its limestone cave system featuring The Archway, the largest natural limestone arch in the Southern Hemisphere. The reserve offers guided cave tours, camping, bushwalking and historic gold-mining relics within a scenic forested valley.