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 :
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 subtitle Beneath Hill 60
Today, the site of Hill 60 remains a memorial. Because many soldiers' bodies were never recovered from the collapsed tunnels, the ground is considered a cemetery—a silent reminder of the war fought beneath the earth. The film accurately portrays the specialized skills required
Pick yer 
Yer booty is now 1234 

