The Colosseum, the Trevi Fountain and the Sistine Chapel usually top the "must see" list of visitors to Rome and the Vatican. But as 133 of the world's cardinals prepared to enter the conclave May 7 to elect the new pope, the Sistine Chapel has been closed to visitors since April 28.

The Vatican is closing the Sistine Chapel to the public as part of preparations for the conclave to elect the next pope after the death of Francis.

Vatican workers have installed the simple stove in the Sistine Chapel where ballots will be burned during the upcoming conclave to elect a new pope. The Holy See released a video Saturday of the preparations for the May 7 conclave,