Most of the funeral will be celebrated in Latin, and there will be incense and hymns and Gregorian chants. Attended by dozens of heads of state, monarchs and other dignitaries, it will be, in any case, a spectacle. And at the center of it all will be Francis’ simple coffin, on the esplanade of St. Peter’s Basilica.

With 135 cardinals eligible to vote, the coming conclave is set to be the largest in the history of the Catholic Church and one of the most unpredictable in decades.