Mothers' Day
Mother’s Day celebrates the achievements and efforts of mothers and mother figures.
Elsewhere on timeanddate.com
Buddha Purnima/Vesak
Vesak, also known as Buddha Purnima, celebrates of Gautama Buddha's birth, enlightenment and death.
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Fathers' Day
Father’s Day celebrates fatherhood and male parenting on different dates worldwide.