The Snowy Mountains Hydro-Electric Scheme is being honoured as a Defining Moment in Australian History at a plaque presentation in Cooma on 19 March 2017.
More on the commemoration
Visitors will be immersed 'inside' a sacred site and see a story that spans the country and the stars in the upcoming Seven Sisters exhibition.
Read 'Singing the past into the future'
The National Museum's exhibition of personal objects chosen by the eight Australian of the Year 2017 finalists is on show at the Liverpool City Library until 25 May 2017.
More on the exhibition