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.

Pope Francis, who died at 88, left no clear successor Cardinals in Rome to elect next pope will be watched closely Francis' funeral will be first big moment to watch for hints Signs will come 'in bits and pieces',