A day to discover
July 20: Marine Day (Japan)
July 20 is Marine Day (Japan).
Marine Day (Japan)
In 2026, Marine Day (Japan) falls on July 20 (third Monday in July).
A small way to take part
Learn about a coastal habitat and one way to protect it.
International Chess Day
A small way to take part
Play a game of chess today — online or with a real board.
Sources and further reading
A little curiosity, every day
Get daily holidays, trivia, and streaks in your pocket.
Get Fun Calendar for iOS ↗