5923014 ?Leaving for a night raid at Messines into the darkness of ?No Man?s Land??, 1917 circa (b/w photo) by Unknown photographer, (20th century); National Army Museum, London; (add.info.: ?Leaving for a night raid at Messines into the darkness of ?No Man?s Land??, 1917 circa. Stereoscopic photograph, World War One, Western Front, 1917 circa. Trench raids were a regular feature of life on the Western Front. Small groups of men would cross no-man?s-land and infiltrate the enemy lines. They were often undertaken to capture prisoners for interrogation, gather intelligence on defences and troop dispositions or to destroy enemy fortifications and weapons. From a collection of 101 stereoscopic photographs entitled ?The Great War?.); by National Army Museum ; out of copyright.