Curious Events Day
Curious Events Day falls on October 9, a day whose own origins nobody has recorded, which is either a failure of documentation or the joke working as intended.
Friday, October 9, 2026
3 holidays celebrated today.
Leif Erickson Day
Leif Erikson Day falls on October 9, a US observance honoring the Norse voyager who reached North America around the year 1000, five centuries before Columbus.
Moldy Cheese Day
Moldy Cheese Day falls on October 9 and is a tongue-in-cheek nod to the cheeses that depend on mold, from blue cheese to brie, plus a reminder of which moldy cheese is actually safe.