PARIS—Notre Dame Cathedral, which is set to reopen to the public on Sunday after a five-year restoration following a devastating fire, stands as a jewel of Gothic architecture, a symbol of Paris and a tourist mecca.
But behind the grandeur of the cathedral, which took 182 years to build between the 12th and 14th centuries, lie some surprising stories. From medieval myths to modern-day mysteries, here are five special things to know about this Paris landmark: