Collision Course: Crossing the Rocky Mountains, two trains collide. An inquiry reveals the shocking truth about the men who run Canada's freight trains.
Head on Collision: When a Greek ferry smashes into a huge rock, 80 of the 533 people aboard lose their lives. But how could it hit a rock that rises 25 metres out of the sea?
Runaway Train: San Bernardino, California. A freight train derails and crashes, destroying homes and taking lives. Two weeks later, more carnage is to follow.