Horse Guards Parade is a special Whitehall parade ground where you can witness the royal guards changing. Changing the Life Guard is held daily at 11 am, at 10 am on Sundays.
Long Guard is mounted when the Queen is at the Buckingham Palace, while the Short Guard takes over when she is not present at the residence. The Dismounting Ceremony takes place at 4 pm within the Horse Guards building.
Trooping the Colour, the ceremony marking the monarch's official birthday, takes place here every year the second Saturday in June.
The guard changing ceremony:
Mon - Sat: 11 am
Sun: 10 am
Dismounting Ceremony ("4 'O' Clock Parade") daily at 4 pm
Official website http://changing-guard.com/queens-life-guard.html
Address Whitehall, SW1A 2AX, London, United Kingdom
Coordinates 51°30'16.658" N -0°7'41.643" E