Christmas Jumper Day
Christmas Jumper Day falls on a Friday in December, a Save the Children fundraiser since 2012 that turned a garment people once apologized for into a donation.
December 10
6 holidays
Dewey Decimal System Day
Dewey Decimal System Day falls on December 10, the birthday of Melvil Dewey, whose 1876 library classification still organizes shelves in public and school libraries around the world.
Festival For The Souls Of Dead Whales
The Festival for the Souls of Dead Whales appears in calendars on December 10 as an Inuit observance of gratitude to the whale, though evidence for it as a single dated festival is thin.
Human Rights Day
Human Rights Day falls on December 10, marking the 1948 adoption of the Universal Declaration of Human Rights by the United Nations General Assembly, observed worldwide since 1950.
National Lager Day
National Lager Day falls on December 10, and the yeast that defines the world's most-drunk beer style was only half identified until a discovery in Patagonia in 2011.
Nobel Prize Day
Nobel Prize Day falls on December 10, the anniversary of Alfred Nobel's death in 1896, when the prizes his will created are formally presented in Stockholm and Oslo.