Calendar In The World. Full calendar of the world's bank holidays, public holidays, school holidays, elections, religious celebrations and observances affecting business or travel. The international days calendar presents the dates of events which, often promoted by the un, are celebrated or commemorated on a worldwide level.

Religious, administrative and social functions in any country or organization requires a systematic organization of days in the form of a calendar. There are approximately 40 different calendars in use around the world today.