Ask the Chatbot Games & Quizzes History & Society Science & Tech Biographies Animals & Nature Geography & Travel Arts & Culture ProCon Money Videos

Ten Days That Vanished: The Switch to the Gregorian Calendar: Quick Facts

Written and fact-checked by
The Information Architects of Encyclopaedia Britannica

The Information Architects maintain a master list of the topics included in the corpus of  Encyclopædia Britannica, and create and manage the relationships between them.
The Information Architects of Encyclopaedia Britannica

Photos

Ornate astronomical clock at Cathedrale St. Jean in Lyon, France, featuring Roman numerals, zodiac symbols, and a golden sun face at the center with decorative gold detailing.
See All Images →

Related Topics and References

Topics