Secrets damage governments and change the destiny of empires. In this episode Tony reveals the extraordinary measures powerful people take, to deceive the public and cover up the truth. Tony exposes the untold story of a wartime mutiny in Queensland, deemed so dangerous an American president suppressed it for 70 years. He shows how an 18th century celestial event triggered an epic seafaring journey to the other side of the world, and the covert mission contained in the captain's sealed orders. In the Northern Territory Tony descends into an underground bunker where he learns of a highly secretive 1950s monitoring system. From the machinations behind the Whitlam dismissal, to the curious case of a cold war spy in country Victoria, Tony delivers fascinating new insights into our hidden past.