2 June, 10 June and 11 June Royal Salutes to mark Coronation Day, the birthday of The Duke of Edinburgh and the Queen’s official birthday. A 41 gun royal salute fired by the King’s Troop Royal Horse Artillery in Hyde Park at 12:00 noon and a 62-gun royal salute fired by the Honourable Artillery Company at the Tower of London at 1:00pm. More details.