During WWI, the Allies devised a devastating plan, planting 600 tons of explosives in secret tunnels driven under German trenches. Uncover traces of the operation and learn why it failed to break the lethal deadlock of trench warfare.
Seen in more than 100 countries, NOVA is the most watched science based television series in the world and the most watched documentary series on PBS. It is also one of television's most acclaimed series, having won many major television awards, most of them many times over.