Vatican workers installed the simple stove in the Sistine Chapel where ballots will be burned during the upcoming conclave to elect a new pope, as jockeying continued outside over who among the cardinals is in the running.

Vatican firefighters fitted the Sistine Chapel chimney in place ahead of the election of Pope Francis’ successor. White smoke will signify when a new pontiff has been chosen.

From the majestic art to the white smoke, here's what to know about the Sistine Chapel, the sacred site of the conclave.