It is one of the wonders of the world, attracting millions of visitors every year. But those now in Rome hoping to admire the Sistine Chapel will not get their fix of its monumental Michelangelo frescoes.

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

Pope Francis's death at the age of 88 means the Catholic Church must choose a new leader. Here's how cardinals elect the next pontiff at the conclave.