London is one of the largest, busiest and most vibrant of capital cities and hosts millions of visitors from around the world every year who come to enjoy its many attractions and rich history. From the daily Changing of the Guard at Buckingham Palace to the annual Trooping the Colour (celebrating the Queen's official birthday), ceremony plays an important part in London life and symbolizes the city for many tourists. A London Intrada celebrates this love of pomp and circumstance.