True Calendar
New Year's Day
A standalone day outside of the calendar months, marking the start of the year and celebrated globally.
Leap Day
Leap Day occurs every 4 years to keep the calendar aligned with the solar year (approximately 365.2425 days). It is a standalone day outside of the calendar months, placed between the final month (March) and New Year’s Day. Leap Day is skipped every 100 years, except when the year is divisible by 400.