Swiss National Day
Switzerland's National Day falls on August 1.
Elsewhere on timeanddate.com
AM and PM Explained
How does the 12-hour clock system work? Is midnight 12 am or 12 pm?
Assumption of Mary
The Christian feast of the Assumption of Mary is on or around Aug 15 in most countries. A few celebrate Assumption Day at other times of the year.
Daylight Saving Time (DST)
Why do many countries set the clocks back and forth an hour twice a year?