Two-part documentary following World War I's biggest archaeological dig, taking place at Messines in Belgium, uncovering some of the best-preserved trenches, bunkers and tunnels ever discovered on the Western Front and revealing the realities of trench warfare, a Christmas football match and poison gas.
How the stalemate of trench warfare was broken in 1917.
Available until 20:00 15 Nov 2013
A team of archaeologists, historians and geneologists gathers in Flanders to a dig across one of World War I's bloodiest killing fields.
Available until 20:00 8 Nov 2013