Is located 400m south east of Genowlan Trig. A section of cliff line has parted from the main cliff and moved out about 30 to 50m. About 200m long this great block has a suspended floor about 80m down from the top. Walking access from the top is not possible. Named by Michael Keats on Bush Club walk, 1st June 2015. A barbican is, an outer fortification to a castle or town, a watchtower guarding a gate or drawbridge.