The Queen will be at Windor today presenting new colours to the Welsh Guards. her Majesty will then be join by the Duke of Edinburge and Duke and Duchess of Cornwall at a Regimental garden party in the grounds of the castle.
We've been at Windsor Castle today looking at how the staff are preparing for Christmas. Watch ITV News Meridian over the coming days to find out more!
An exhibition at Windsor Castle gives a new insight into the life of Queen Victoria, who has often been portrayed as a stern woman in black who was 'not amused'. Now documents show she as a very 'human' Queen, with plenty of passion.
Pages from her diaries are on show, as well as love letters, and important royal documents that date back from 1914. ITV Meridian's Divya Kohli got a glimpse of the new collection from the Royal Archives .
The Queen will celebrate her birthday at Windsor Castle today.
A traditional 41 gun salute will be fired in Green Park, London by the King's Troop Royal Horse Artillery at midday.
An hour later, the Honourable Artillery Company will fire a 62 gun salute from the Tower Wharf by the Tower of London.
To mark her 88th birthday, a portrait by British photographer David Bailey has been released.
The picture was taken in March and commissioned on behalf of the Government's GREAT Britain campaign.
The Queen has two birthdays, her actual one is today whilst her official one is in June.
Her birthday in June is celebrated with the Trooping the colour parade.
Ireland's President Michael Higgins today praised the "warm friendship" with the UK as he became the first Irish head of state to address the House of Parliament.
Mr Higgins said the links between the two countries were now "strong and resolute" and there was now "mutual respect" despite historical differences.
The Queen and the Irish President Micheal D Higgens have been viewing Irish items in the Royal collection in Windsor as part of the historic state visit.
President Higgins will address the Houses of Parliament later this afternoon, before the royal banquet this evening.
Irish President Michael Higgins has made history today by becoming the first ever Irish President head of state to visit the UK.
He was greeted by the Queen and Duke of Edinburgh at Windsor Castle today along with his wife Sabrina Higgins.