What anniversaries are observed on September 12?

September 12 is the anniversary of Marathon Day, Space Day, Hydrographic Survey Day. 3 anniversaries are registered for this date.

September 12: Marathon Day, Space Day

♍ Zodiac Virgo

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What Is Marathon Day? Every year on September 12, the world marks "Marathon Day....

What Is Space Day? Every September 12th is "Space Day" (宇宙の日, Uchū no Hi) in Jap...

What Is Hydrographic Survey Day? Every September 12th is "Hydrographic Survey Da...