This photo of allied tanks attacking was taken somewhere on the Western Front in August 1918.
In this WW1 photo, a group of allied tanks is advancing up a road, two of which are visible. The tanks are belching clouds of exhaust fumes. Their objective are the German lines in a nearby wood. Meanwhile, on the left you can see allied infantry advancing and a line of German prisoners of war being led back into the rear. The location of this photo is unknown.