December has a surprise: Dewey Decimal System Day lands on December 10, 2026.

December has a surprise: International Animal Rights Day lands on December 10, 2026.

December 10, 2026 brings Festival for the Souls of Dead Whales — one of winter's more delightful excuses to celebrate.

December 10, 2026 brings Iraq Victory Day — one of winter's more delightful excuses to celebrate.

Anniversary of the Statute of Westminster is celebrated on December 11, 2026.

Burkina Faso Republic Day is celebrated on December 11, 2026.

It's Jon Day on December 11, 2026.

December 11, 2026 brings UNICEF Birthday — one of winter's more delightful excuses to celebrate.

It's International Mountain Day on December 11, 2026 — let winter be your guide to a day spent under open sky.

Salesperson Day is celebrated on December 11, 2026.