Griff crosses the colonial legacy of empire building visionary Cecil Rhodes, whose dream of a British railroad from Cairo to the Cape required colonizing Rhodesia, split in the countries shown in this episode. In North Rhodesia, now Zambia, he visits a train drivers school and gem cutting center. Over the spectacular Victoria Falls he crosses into Southern Rhodesia, now Zimbabwe, where the Mugabe dictatorship wrecked a healthy economy, including the railroads.