Supporting troops of the 1st Australian Division walking on a duckboard track near Hooge, in the Ypres Sector during World War One. They formed a silhouette against the sky as they passed towards the front line to relieve their comrades, whose attack the day before won Broodseinde Ridge and deepened the Australian advance. | 5th October 1917 | 📷: Frank Hurley/Hulton Archive #GettyFlashback. __ Follow gettyflashback for more important photos from history