Mount Ningadhun
Mount Ningadhun, also Castle Rock, Ningadoon (Hunt), and Ningadhun, a mountain on the Nandewar Range, a spur off the Great Dividing Range, is located in the North West Slopes region of New South Wales, Australia. Mount Ningadhun is situated east of Narrabri within the Mount Kaputar National Park. With an elevation of above sea level, Mount Ningadhun is a prominent volcanic plug and part of the remnants of the Nandewar extinct volcano that ceased activity about 17 million years ago after 4 million years of activity.