A group of British tunnelers dig underneath no man's land, from the Allied trenches to the German trenches, and set bombs under the German front in hopes of breaking the deadly stalemate of the Battle of Messines.
簡介：A group of British tunnelers dig underneath no man's land, from the Allied trenches to the German trenches, and set bombs under the German front in hopes of breaking the deadly stalemate of the Battle of Messines.
