Is a 150m slot canyon located 3.9km north east of the junction of Glowworm Tunnel Road and Old Coach Road and close to and above the junction of Henry Creek and Deanes Creek. So named by Michael Keats on a Bush Club walk, 10th August 2012. Michael recorded,"This name reflects the shape, the curvature and the precise deep cut that this landform makes in the terrain at the end of the Henry Creek, Deanes Creek peninsula."