This story originally appeared in the August 2014 issue of National Geographic magazine as "The Hidden World of the Great War ... of the trenches above. A journalist visiting one of the caverns ...

I quite like playing in the mud. But I’d probably feel different if I was a soldier in the trenches during World War One. WW1 SOLDIER JACK: Mud? Oh, we know all about mud here on the Western Front.

These medieval-style weapons turned World War I trenches into battlegrounds of close combat! Senate passes DC funding fix to prevent $1 billion in ... US products — and American businesses ...

It might not sound like much to write home about, but the 21-year-old -- Lawrence Enderson Grimshaw -- happened to be a soldier stationed in the trenches during World War I. One century on ...

"Every fracture in this war is a huge open wound," one American doctor reported, "with a not merely broken but shattered bone at the bottom of it." The very nature of trench warfare, moreover ...

A favored support gun, the 105mm howitzer used in Vietnam had seen action in World War ... American pilots faced a deadly barrage of radar-guided, base-stationed anti-aircraft fire. In the South ...

BBC drama programming to mark the centenary of World War One ... blood and the trenches. Tommies explores one central theme: all humans are moths to the flame of war.

I quite like playing in the mud. But I’d probably feel different if I was a soldier in the trenches during World War One. WW1 SOLDIER JACK: Mud? Oh, we know all about mud here on the Western Front.