Uncovering the unexploded shells of World War One
As the Battle of Passchendaele is remembered, one man describes his work on a potentially lethal legacy of WW1 - unexploded shells.
Of 1.5 billion shells fired, experts believe one in three did not detonate - meaning around 500 million unexploded devices were lying in the fields of Flanders when the war ended.
31 Jul 2017
- From the section Europe