Working for up to 12 hours a day in tense silence, life was tough and dangerous for the tunnellers. Every day they faced the same hazards underground. The tunnels were freezing and frequently rat infested or flooded. Fatigue, trench foot, and vitamin D deficiency all sapped their strength. The risk of cave-ins was ever present, as was the danger from asphyxiation or explosions caused by underground gasses.
Then there was the threat of the Germans. Always listening, always waiting, maybe just on the other side of a slender wall of earth, to kill them. If tunnels collided, it meant cramped, candle-lit combat with knives, knuckle-dusters and bludgeons. If they didn’t, the enemy had explosives. Once a tunnel was detected, a hole was silently drilled towards it, a steel tube called…
