The Duke of Edinburgh has attended a special ceremony in Belgium to mark Armistice Day.
He laid a poppy wreath in Ypres - the scene of deadly battles during the First World War - to commemorate fallen members of the armed forces.
Bags of soil collected by Belgian pupils from the battlefields of Flanders are being brought to London to be placed in a memorial garden next year.
ITV News' Royal correspondent Tim Ewart reports.
Schoolchildren from across London took part in a memorial service in Belgium today alongside the Duke of Edinburgh, where they carried sacred soil from the battlefields of Flanders under the Menin Gate.
Some of the children said they were 'touched' by the ceremony - as Nina Hossain reports.
Respects have been paid at a ceremony for Armistice Day at the Cenotaph in Whitehall.
Wreaths were laid at the foot of the monument, following a two-minute silence to remember Britain's war dead.
A two-minute silence has been held at the Cenotaph in London to remember members of the armed forces who have lost their lives.
Crowds have gathered at the Menin Gate in Ypres, Belgium, where the Duke of Edinburgh today honours fallen troops at the scene of some of the First World War's most deadly battles.
Schoolchildren from across the capital will join the Duke of Edinburgh in a memorial service in Belgium today to honour fallen troops at the scene of some of the First World War's most deadly battles.
They will take part in the Last Post ceremony in Ypres on Armistice Day, where they will collect soil from Flanders Fields for a memorial garden at the Guards Museum in London.
It will be the 92-year-old Duke's first foreign visit since undergoing abdominal surgery in June, when he spent almost two weeks in hospital.
Thousands of ex-service personnel and civilians have taken part in the march past the Cenotaph war memorial in London to mark Remembrance Sunday.
The Queen has led the tributes to members of the armed forces who have died in major conflicts during a national services of Remembrance at the Cenotaph.
She laid the first wreath before other members of the Royal Family including the Duke of Edinburgh, the Duke of Cambridge and Prince Harry followed suit.
The Duke of Edinburgh, who joined the Royal Navy in 1939, wore the uniform of an Admiral of the Fleet for the ceremony.
Prince Harry, who has undertaken two tours of duty in Afghanistan, wore the uniform of Captain, Household Cavalry with the Army Air Corps beret.
The Duke of Cambridge, who left operational service recently after more than seven years in the forces wore the uniform of Royal Air Force Flight Lieutenant.
The Duchess of Cambridge was also in attendance at the service, watching from a nearby balcony.
The Queen, Duke of Edinburgh, Prince Harry and Prince Williams were among senior Royals who laid wreaths at the Cenotaph in Whitehall to mark Remembrance Sunday.
Prime Minister David Cameron, Deputy Prime Minister Nick Clegg and Labour leader Ed Miliband were also among politicians and dignitaries who laid a wreath to honour British service personnel who have died during conflict.
It followed a two-minute silence that was observed at 11am.