Assumption of Mary
The Feast of the Assumption of Mary is an annual Christian observance in Australia held on August 15. It is considered a Holy Day of Obligation - a day when some Christian denominations are obliged to attend mass.
Elsewhere on timeanddate.com
Father's Day
Father’s Day celebrates the contribution that fathers and father figures make to their children’s lives.
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Daylight Saving Time (DST)
Why do many countries set the clocks back and forth an hour twice a year?