The Catholic Church will never show its entire hand – the religious organization is known for its secretiveness. Its hush extends to its Vatican City-based archives, which contain 53 miles of shelving and 35,000 volumes, which delineate their contents. Among this incredible stockpile are religious relics, as well as historical documents that highlight turning points in the timeline of mankind. Here are just 20 of the pieces rumored to be stashed in the Vatican.
20. The letter that started the Protestant reformation
Theology professor Martin Luther did not agree with the way that the Catholic Church promised its followers they could ascend to heaven. Purchase a plenary indulgence, it said, and it will reduce the punishment you or your loved ones receive for their sins. So in 1517 Luther penned the 95 Theses, a disputation of everything the Catholic Church had wrongly presented to its followers.