Drop-Knee :An exaggerated back-step whereoneknee is dropped toward the ground while the other is pointing up, resulting in a stable stemming position of thelegs, especiallyonoverhangingrock.
We know this not only by the strange, shiny grey appearance of the sandstone - caused by centuries of polishing by human skin - but also by the fluent lines of Aboriginal art on the overhangingrock face beside me.