Barbed wire is a fencing wire lined with sharp metal points—called barbs—placed at regular intervals 🪓 Invented in the 19th century, it became one of the most effective and inexpensive ways to contain livestock and protect property. Its design made it tough to cross without injury, changing agriculture and land security forever. - #history #engineering #barbedwire #invention #factfile | How History Is Created

Auschwitz I site -) ‚Arbeit macht frei’ gate -) barbed wire fences of the camp -) Block 14 - one of the blocks for prisoners Auschwitz II-Birkenau -) barbed wire fences and remains of fence posts -) a railcar standing at the unloading and selection platform Watch our short video about the history of the camp: https://youtu.be/Fxnl5HTygrs — Photos by: instagram.com/black_and_white_views | Auschwitz Memorial / Muzeum Auschwitz

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