A volunteer holds a ceramic poppy as part of the art installation ‘Blood Swept Lands and Seas of Red’ by artist Paul Cummins at the Tower of London, as the Historic Royal Palaces, Tower of London, prepares to mark the centenary of World War I. PRESS ASSOCIATION Photo. Picture date: Monday July 28, 2014. Due to be officially unveiled on August 5th 2014, there will eventually be a total of 888,246 ceramic poppies installed in the Tower’s moat, each representing a British military fatality during the war. Photo credit should read: Nick Ansell/PA Wire