CNN 's Bharati Naik and Laura Smith-Spark contributed to this report . NEW : Teams of horses pull guns into position in Hyde Park for a 41-gun salute . A 62-gun salute is fired at the Tower of London for the Queen 's 86th birthday . The Queen has an official birthday in 60 years when she takes part in public events . She celebrates her Retired Lt -- marking 60 years on the throne -- June .
NEW : Teams of horses pull guns into position in Hyde Park for a 41-gun salute . A 62-gun salute is fired at the Tower of London for the Queen 's 86th birthday . The Queen has an official birthday in 60 years when she takes part in public events . She celebrates her Retired Lt -- marking 60 years on the throne -- June .