History: WWI. Protection of monuments during the war. Sandbags protecting the portals of Notre-Dame de Paris in 1918. [1280x937]

https://i.redd.it/javg9iokoznz.jpg via /r/HistoryPorn https://www.reddit.com/r/HistoryPorn/comments/72b3ly/wwi_protection_of_monuments_during_the_war/?utm_source=ifttt