Signalling hills and lookouts were of immense importance for Aboriginal groups. They were often pivotal landmarks in the Songlines landscape, major means of communication and education, and tools for co-ordinated hunting or fishing. Their importance is reflected in some Aboriginal place names, for instance Nildottie in South Australia, which actually meant "smoke signal hill."
Aboriginal signalling lookouts are of interest for the role they seem to have played in co-ordinating resistance activities. [node:read-more:link]