Its taken almost 100 years, and the Belgians are still cleaning up from WW1. I'm amazed that 30% of all shells were duds though.
The iron harvest: Meet the soldiers tasked with clearing hundreds of tonnes of deadly World War I shells and mines from beneath the fields of Flanders | Mail Online
The iron harvest: Meet the soldiers tasked with clearing hundreds of tonnes of deadly World War I shells and mines from beneath the fields of Flanders | Mail Online