Australia's acclaimed Indigenous filmmaker, Warwick Thornton, retreats to a remote beach where he spends several months with no power and only the land to provide sustenance.Australia's acclaimed Indigenous filmmaker, Warwick Thornton, retreats to a remote beach where he spends several months with no power and only the land to provide sustenance.Australia's acclaimed Indigenous filmmaker, Warwick Thornton, retreats to a remote beach where he spends several months with no power and only the land to provide sustenance.