We often think that the 'tides of history' have washed away most of the languages in south eastern Australia. But Aboriginal people say those languages are not dead, just sleeping. We hear the stories of three different Aboriginal nations whose languages were declared extinct last century. Incredibly, all those languages are gently being brought back to life... and in a great twist, they've been revived using the colonial historical record. [Visit the Holding our Tongues feature website here.]