172nd Tunnelling Company
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The 172nd Tunnelling Company was one of the tunnelling companies of the Royal Engineers created by the British Army during World War I. The tunnelling units were occupied in offensive and defensive mi
Captain William Henry Johnston VC, who commanded 172nd Tunnelling Company in early 1915
An aerial view of St Eloi, photographed on 1 April 1916. The craters created by the D2, D1, H4 and H1 mines are clearly visible.
British-dug fighting tunnel in Vimy sector
175th Tunnelling Company
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The 175th Tunnelling Company was one of the tunnelling companies of the Royal Engineers created by the British Army during World War I. The tunnelling units were occupied in offensive and defensive mi
Spanbroekmolen crater in November 2009. It was created in 1917 by one of the mines in the Battle of Messines. It is also known as "Lone Tree Crater" or "Pool of Peace".