Gaza : the shells on the left are bursting on El Arish Redoubt. Image: a view from the slot of an observation post at shells exploding over Gaza. There are two large explosions on the far left and another two on the far right, with the buildings and minarets of the city visible in the middle. Copyright: © IWM (Art.IWM ART 2940). Original Source: http://www.iwm.org.uk/collections/item/object/18150.
Watercolour and ink, by James McBey, 22 September 1917.