Off the Rails: A Love Story: Heart of Darkness

From Taumaranui to Palmerston North, Marcus celebrates the Main Trunk Line, ponders the perplexing Raurimu Spiral and talks to people still affected by New Zealand's worst rail disaster, Tangiwai. Finally, he has a fish and chip feed with a family that has its own railway, hundreds of steam engines, and, surprisingly, a marriage that's still intact.