Thousands of guests attending the start of the four-day Coronation Festival starting today had to contend with road closures near Buckingham Palace caused by a burst water main.
The closures affected parts of Buckingham Gate, Birdcage Walk and Buckingham Palace Road, with some buses having to be diverted.
Transport for London advised road users to avoid the Victoria area if possible and said the problem could last for two days.
The Queen will celebrate the 60th anniversary of her coronation at a festival showcasing leading British companies.
Organised by the Royal Warrant Holders Association, the event will feature more than 200 of the brands which have supplied goods or services for at least five years to the Households of the Queen, the Duke of Edinburgh or the Prince of Wales.
Over the next three evenings the gardens will also host a performance of music and dance highlighting cultural life during the Queen's six-decade reign.
Stars such as Dame Kiri Te Kanawa, Katherine Jenkins, Katie Melua and the English National Ballet will perform.
A festival at Buckingham Palace to mark the sixtieth Anniversary of the Queen's coronation starts today.
It's theme is 'The best of British'- including food, fashion and cars.
There's also a concert in the Palace gardens tonight,with artists including Katherine Jenkins, Russell Watson and The Feeling.
The Queen, The Prince of Wales, The Duchess of Cornwall, The Earl and Countess of Wessex, The Princess Royal and other Members of the Royal Family will attend a preview of the festival today, before it opens to the public tomorrow.
Kate Middleton has made her final public appearance before the birth of her first child when she attended the Trooping the Colour parade.Read the full story ›
After the Trooping the Colour the King's Troop Royal Horse Artillery fired a 41-gun salute in Green Park to mark the Queen's official birthday.
The royals then gathered on the balcony at Buckingham Palace to watch the traditional RAF flypast.
Thousands of spectators crowded around the front of the palace and on The Mall, many cheering as a succession of planes roared overhead.
The Queen at the parade celebrating her official birthday.
The Duchess of Cambridge, who is eight months pregnant, was all smiles at the Trooping the Colour parade - her last public engagement before she gives birth in mid-July.
The Duchess of Cambridge has made an appearance at the Trooping the Colour parade, which will be her last public engagement before her baby is born in mid-July.
Wearing a pale pink Alexander McQueen coat and matching hat, Kate, who is eight months pregnant, travelled to the pageant in a carriage with the Duchess of Cornwall and Prince Harry.