"When she was a girl her father had taken the family to France and pointed out the million-acre graveyards of the British dead."
British Graves at Pozières
Creative Commons AttributionBritish Graves at Pozières - Credit: audi_insperation, Flickr

The Commonwealth War Graves Commission builds and maintains war graves to commemorate those who have fallen in battle in the commonwealth.

British War Graves in France

Britain lost close to a million soldiers in World War I.  France, Austria, Germany and Russia each suffered even greater losses.  Turkey lost over 700,000.  Italy, fighting with Britain and France, lost 650,000. 

WWI Casualties

Many of the graves pictured belong to unidentified soldiers.