The coronation of Charles III will take place on May 6, with a ceremony at Westminster Abbey and a parade through London.
Charles and Camilla will leave Buckingham Palace at 10:20 a.m. local time in the Diamond Jubilee State Coach.
The coronation ceremony will begin at 11 a.m. local time at Westminster Abbey.
After the Archbishop of Canterbury places the St. Edward's Crown on Charles III's head, the congregation will declare "God Save the King."
Prince Harry will attend the coronation, but Meghan, Duchess of Sussex, will stay home in California with their children.
About 2,200 people will attend the service, including foreign delegations from 203 countries and about 100 heads of state.
This is the first weekend coronation since 1902.