National Geographic Nearby, on one of the tunnel walls ... This underground art is relatively unknown beyond a circle of World War I scholars and enthusiasts, as well as village mayors and ...

Why did World War One start? What were the causes of World War One and how did the war develop? Find out in our guide. What role did the British Empire play in the war? What role did the British ...

A series of hand-painted postcards sent from the trenches reveal one German soldier's intimate view of World War One. Art student Otto Schubert (1892-1970) was 22 years old when he was drafted ...