Halloween
Halloween is a festive occasion that is celebrated in many countries on October 31 each year.
Elsewhere on timeanddate.com
AM and PM: What Do They Mean?
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
King Bhumibol's Birthday/Father's Day
Father’s Day celebrates fatherhood and male parenting on different dates worldwide.
What Is Daylight Savings Time (DST)?
About 40% of countries use Daylight Saving Time. Learn how it works, what makes it controversial, and why it’s not actually saving any daylight.