Britain's Queen Elizabeth boards a Eurostar train at St Pancras Station in London June 5, 2014. The Queen and Prince Philip attended a ceremony to mark the 20th Anniversary of the opening of the Eurotunnel, before travelling to France to join the events commemorating the 70th anniversary of the D-Day landings. REUTERS/Anthony Harvey/Pool (BRITAIN - Tags: ANNIVERSARY ENTERTAINMENT SOCIETY ROYALS TRANSPORT)