Tim Flannery begins this north-western adventure in the remote Montebello Islands, where he finds evidence of British atomic testing from 1952.

Neil Oliver boards an iron ore carrier to discover only a tiny margin of error allowed in docking and loading these enormous vessels. Emma Johnston travels to Dampier to dig into the world's largest solar salt operation. Tim Flannery explores the highest concentration of rock art in the world in an ancient gallery off the Burrup Peninsula.

Emma Johnston blends science and art in Port Hedland's intertidal reefs.

At the former port of Condon, Neil discovers the pastoral history of a wool trade in the region, and then takes to the air above De Grey Station to appreciate the challenges of a one-million-acre property with coastal frontage.

Finally, at Cape Keraudren, Neil revisits the scene of an extraordinary scientific expedition to prove Einstein's Theory of Relativity. Show less