History: Sandbags protecting the Notre Dame Cathedral during World War I, ca. 1910s [1200x837]

https://i.redd.it/08jhoos5oa151.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/gri5ac/sandbags_protecting_the_notre_dame_cathedral/?utm_source=ifttt