is located within the Sinusoidal Ravine off Birds Rock Creek. This natural rock wall is about 100 m across the chord and has a sloping fore-apron of exposed rock beneath that averages 20 m in height. Named by Michael Keats on a bushwalk, 11 July 2011.
Newnes State Forest
- GOS6.25: Sinusoidal Ravine and cliffs above Carne Creek
- GOS7.09: Ridges north of the Australian Defence Area Boundary