In Photos: World Leaders Join Public to Pay Respects to Queen

A ray of sun shines on the coffin as members of the public file past the coffin of Queen Elizabeth II, draped in the Royal Standard with the Imperial State Crown and the Sovereign's orb and sceptre, lying in state on the catafalque in Westminster Hall in London, Sept. 18, 2022.

U.S. President Joe Biden and First Lady Jill Biden (right) view the coffin of Queen Elizabeth II, lying in state on the catafalque in Westminster Hall in London, Sept. 18, 2022.

King Felipe VI and Queen Letizia of Spain look at the coffin of Queen Elizabeth II in Westminster Hall in London, Sept. 18, 2022.

President of Ireland Michael D Higgins, right, pays his respects to Queen Elizabeth II, as her coffin lie in state on the catafalque in Westminster hall in London, Sept. 18, 2022.

Chad's Minister of Petroleum and Energy, Djerassem Le Bemadjiel, left, arrives to pay his respects to Queen Elizabeth II inside Westminster Hall in London, Sept. 18, 2022.

A member of the public looks at the coffin of Queen Elizabeth II, lying in state in Westminster Hall in London, Sept. 18, 2022.

Members of the public pay their respects as they pass the coffin of Queen Elizabeth inside Westminster Hall, Sept. 18, 2022.

Canada's Prime Minister Justin Trudeau and his wife Sophie Trudeau pay respects to Queen Elizabeth as she lies in state in Westminster Hall in London, Sept. 17, 2022.

President of Bulgaria Rumen Radev and his wife Desislava Radeva pay their respects to Queen Elizabeth II's flag-draped coffin lying in state on the catafalque at Westminster Hall, Sept. 18, 2022 in London.

People queue to pay their respects to Britain's Queen Elizabeth in London, Sept. 18, 2022.

People queue to pay their respects to Britain's Queen Elizabeth in London, Sept.18, 2022.

Prime Minister of Lebanon Najib Mikati signs a book of condolence as his wife May Mikati stands next to him at Lancaster House, following the death of Queen Elizabeth II, in London, Sept. 18, 2022.

A member of the public wipes away a tear as she passes the Queen Elizabeth II's flag-draped coffin lying in state on the catafalque at Westminster Hall, Sept. 18, 2022, in London.

President Jair Bolsonaro of Brazil, center, and his wife Michelle pay their respects to Queen Elizabeth II inside Westminster Hall in London, Sept. 18, 2022.

Members of the public pay their respects to Queen Elizabeth II's flag-draped coffin lying in state on the catafalque at Westminster Hall, Sept. 18, 2022 in London.

Members of the public pay their respects to Queen Elizabeth II during the lying in State inside Westminster Hall in London, Sept. 18, 2022.

People make their way along the Long Walk towards Cambridge Gate outside Windsor Castle to lay flowers for the late Queen Elizabeth II in Windsor, Sept. 18, 2022.

A woman walks by a police security check on arriving at The Long Walk, following the death of Britain's Queen Elizabeth, in Windsor, Britain, Sept. 18, 2022.