Today's Holidays, National Days & Public Holidays
Discover what's happening today, Tuesday, August 11, 2026, or tomorrow.
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Calendar.cx is your complete guide to holidays, national days, and observances around the world. We track 2,000+ events every year — from quirky fun days like National Pizza Day and National Dog Day, to major public holidays like Christmas and New Year's Day.
Every day of the year gets its own page, packed with national days, public holidays from dozens of countries, religious observances, historical events, notable births and deaths, and sports fixtures. Whether you're a teacher planning a classroom theme, a brand manager building a content calendar, or just curious what today's quirky celebration is — Calendar.cx has it all.
Browse by month, search for a specific day, or check out the FAQ for answers about any holiday. New events and observances are added regularly to keep the calendar accurate and complete.
Today is Tuesday, August 11
National Days & Fun Holidays Today
Public Holidays on August 11
- 🌍 Mountain Day (Japan)
- 🌍 山の日 (Japan)
Religious Observances on August 11
On This Day in History — August 11
- 2017 — At least 41 people are killed and another 179 injured after two passenger trains collide in Alexandria, Egypt.
- 2012 — At least 306 people are killed and 3,000 others injured in a pair of earthquakes near Tabriz, Iran.
- 2006 — The oil tanker M/T Solar 1 sinks off the coast of Guimaras and Negros Islands in the Philippines, causing the country's worst oil spill.
- 2003 — NATO takes over command of the peacekeeping force in Afghanistan, marking its first major operation outside Europe in its 54-year-history.
- 2003 — Jemaah Islamiyah leader Riduan Isamuddin, better known as Hambali, is arrested in Bangkok, Thailand.
- 1984 — "We begin bombing in five minutes": United States President Ronald Reagan, while running for re-election, jokes while preparing to make his weekly Saturday address on National Public Radio.
Notable Births on August 11
Notable Deaths on August 11
- 2017 — Yisrael Kristal, Polish-Israeli supercentenarian; oldest living Holocaust survivor and one of the ten oldest men ever (b. 1903)
- 2017 — Segun Bucknor, Nigerian musician and journalist (b. 1946)
- 2015 — Serge Collot, French viola player and educator (b. 1923)
- 2015 — Harald Nielsen, Danish footballer and manager (b. 1941)
- 2015 — Richard Oriani, Salvadoran-American metallurgist and engineer (b. 1920)
- 2014 — Vladimir Beara, Croatian footballer and manager (b. 1928)
Tomorrow is Wednesday, August 12
National Days & Fun Holidays Tomorrow
Public Holidays on August 12
On This Day in History — August 12
- 2015 — At least two massive explosions kill 173 people and injure nearly 800 more in Tianjin, China.
- 2000 — The Russian Navy submarine Kursk explodes and sinks in the Barents Sea during a military exercise, killing her entire 118-man crew.
- 1994 — Major League Baseball players go on strike, forcing the cancellation of the 1994 World Series.
- 1992 — Canada, Mexico and the United States announce completion of negotiations for the North American Free Trade Agreement (NAFTA).
- 1990 — Sue, the largest and most complete Tyrannosaurus Rex skeleton found to date, is discovered by Sue Hendrickson in South Dakota.
- 1985 — Japan Airlines Flight 123 crashes into Osutaka ridge in Gunma Prefecture, Japan, killing 520, to become the worst single-plane air disaster.
Notable Deaths on August 12
- 2017 — Bryan Murray, Canadian ice hockey coach (b. 1942)
- 2015 — Jaakko Hintikka, Finnish philosopher and academic (b. 1929)
- 2015 — Stephen Lewis, English actor and screenwriter (b. 1926)
- 2015 — Meshulim Feish Lowy, Hungarian-Canadian rabbi and author (b. 1921)
- 2015 — John Scott, English organist and conductor (b. 1956)
- 2014 — Lauren Bacall, American model, actress, and singer (b. 1924)