May 18: What National Day Is It?

May 18 brings 1 fun holiday. Here's what to celebrate and how to join in.

🖼️ International Museum Day

Visit a museum today or explore one online — culture is always good for you

🎉

A fun holiday for every single day

Fun Calendar shows you today's holiday with trivia, streaks, and reminders — free on iOS.

Download on the App Store

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