"Trooping the Colour" is a grand military parade held annually in London to celebrate the official birthday of the British monarch. This event features soldiers from the Household Division, who march in formation, showcasing their impressive uniforms and precision. The highlight is the "colour," a flag that represents a regiment, which is paraded in front of the troops. During the ceremony, the Queen or King inspects the troops and takes part in a spectacular flypast by the Royal Air Force. The event is attended by members of the Royal Family and is a vibrant display of British tradition and pageantry, attracting thousands of spectators.