is located within Tunnel Creek, 900 m south east of the parking area/barrier at the end of the Glowworm Tunnel Road. This creek, named after the Glowworm Tunnel, just happens to have at its headwaters a number of tunnels, the largest being a long curving tunnel with its own tumble of dry rocks. It is over 30 m high and 10 m wide. The length is over 70 m. Named by Yuri Bolotin on bushwalk, 11 January 2016.
Wollemi National Park