Subtitle: Beneath Hill 60

: Using geophones, tunnellers would listen through the earth for the sound of German picks. If the enemy got too close, they would set off a "camouflet"—a small explosive charge designed to collapse the enemy’s tunnel without breaching the surface. The "Big Bang"

The film accurately portrays the specialized skills required for this work. Unlike traditional soldiers, these men were often older, experienced miners from Australia’s gold and coal fields. They used a technique called : subtitle Beneath Hill 60

By 1917, the British planned a massive offensive at . The strategy involved planting 19 massive deep mines under German lines. The Australian 1st Tunnelling Company, led by Captain Oliver Woodward, was tasked with maintaining and defending two of the most critical mines—the "Hill 60" and "The Caterpillar"—against German counter-mining efforts. The Life of a Tunneller : Using geophones, tunnellers would listen through the

Hill 60 was not a natural hill, but a massive spoil heap created from the excavation of a nearby railway cutting in the Ypres Salient of Belgium. Its elevation made it a crucial observation post for the German Army. Unlike traditional soldiers, these men were often older,