History: A dark cloud descends on the aftermath of the Battle of Passchendaele - Western front, WW1, 1917 [2646x2938] by Frank Hurley

http://i.imgur.com/MI4ILBv.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/5fcpb1/a_dark_cloud_descends_on_the_aftermath_of_the/?utm_source=ifttt