We have 22 holidays listed for May 18.
Battle of Las Piedras
On the anniversary of the Battle of Las Piedras, see its enduring mark on Uruguay’s history.
Emergency Medical Services Day
Let’s celebrate the efforts of E.M.S. providers, from E.M.T.s to ambulance drivers.
Haitian Flag Day
Travel back in time with us as we celebrate the historical Haitian Flag Day.
I Love Reese's Day
Stop and have a Reese’s Cup because we are celebrating I Love Reese’s Day.
International AIDS Candlelight Memorial
This memorial gives us a chance to pause and remember those who have died of AIDS.
International Museum Day
It’s an opportunity to support museum education and make everyone aware of the importance of museums.
Mother Whistler Day
Find out how to celebrate Mother Whistler Day right here with us at National Today.
National Brock Day
This National Brock Day, take some time to learn the name’s history and meaning.
National Cheese Soufflé Day
The word ‘soufflé’ comes from the French word ‘souffler,’ which means ‘puff up’ or ‘blow up.’
National HIV Vaccine Awareness Day
Acknowledge AIDS and do your bit to spread the word.
National Marvin Day
Know someone named Marvin? Make their day by celebrating their name right here, right now.
National Visit Your Relatives Day
A day dedicated to spending time with your loved ones and cherishing family time.
Rural Life Sunday
This Sunday, you’ll be enjoying a day filled with celebrations, worship, and remembrance.
Send an Electronic Greeting Card Day
Sending a customized e-card is a delightful and simple method to express kindness to others.
State Flag of Turkmenistan Day
Appreciate the beauty and symbolism of the Turkmen flag and keep it flying high.
Stepmother's Day
Stepmother’s Day takes place to appreciate all the stepmothers around the world.
Take Your Parents To The Playground Day
A day dedicated to playing outdoors — for parents.
World AIDS Vaccine Day
An annual event to raise awareness about H.I.V. infection and AIDS and their prevention.
World Baking Day
Whether it be a biscuit, bagel, or muffin, World Baking Day is for you to make them from scratch.
World Topiary Day
Let’s celebrate the shaped shrubs and switch the trend from everything cake to everything topiary.