This isn't just a ruin.It's where the world’s first concrete bunker tech was born in 1915 #GreatWar,

This isn't just a ruin; it’s a laboratory of war. In 1915, Camp Marguerre became the testing ground for the very first concrete bunker designs by the german army. Today, it’s a haunting time capsule of the Great War. We're going inside to show you the details most people miss.

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@jmhistorytrails

Видео This isn't just a ruin.It's where the world’s first concrete bunker tech was born in 1915 #GreatWar, канала jm-historytrails