Most people around the world track time using the Gregorian Calendar, brought to public use in 1582 by Pope Gregory XIII, as it was (and remains today) far more accurate than previous calendars. In the Gregorian Calendar, leap years compensate for the Earth’s fractional 365.2425-day trip around the sun. Leap years effectively average out our… Continue reading These Perpetual Calendars Are Some Of The Best UK Replica Watches Online From Patek Philippe