As Vatican officials prepare to lay Pope Francis to rest Saturday at St. Peter's Basilica, members of the College of Cardinals are likely looking ahead to the possibly lengthy process to choose his successor.

Do you know how many papal conclaves there have been in your lifetime? Here’s how many conclaves there were in the last 100 years.

No one knows who the world's Catholic cardinals will choose to succeed Pope Francis as the new leader of the global Catholic Church. But for those watching attentively, there are sometimes hints about who might emerge as the next pontiff.