in 2010

September 11 is the 254th day of the year (255th in leap years) in the Gregorian calendar. There are 111 days remaining until the end of the year. It is usually the first day of the Coptic calendar and Ethiopian calendar (in the period AD 1900 to AD 2099).

February 11 is the 42nd day of the year in the Gregorian calendar. There are 323 days remaining until the end of the year (324 in leap years).

The September 11 attacks (often referred to as September 11th or 9/11) were a series of coordinated suicide attacks by al Qaeda upon the United States on September 11, 2001. On that morning, 19 al Qaeda terrorists hijacked four commercial passenger jet airliners. The hijackers intentionally crashed two of the airliners into the Twin Towers of the World Trade Center in New York City, killing everyone on board and many others working in the buildings. Both buildings collapsed within two hours,

December 11 is the 345th day of the year (346th in leap years) in the Gregorian calendar. There are 20 days remaining until the end of the year.

October 11 is the 284th day of the year (285th in leap years) in the Gregorian calendar. There are 81 days remaining until the end of the year.

January 11 is the 11th day of the year in the Gregorian calendar. There are 354 days remaining until the end of the year (355 in leap years).

November 11 is the 315th day of the year (316th in leap years) in the Gregorian calendar. There are 50 days remaining until the end of the year. World War I is commemorated on this day, commonly known as Remembrance Day. The ceasefire went into effect at 11:00am CET in 1918, the date of which (and sometimes the commemoration of) is known as Armistice Day.

11 (eleven) (pronounced /ɨˈlɛvɨn/ ( listen) or /iːˈlɛvɛn/) is the natural number following 10 and preceding 12. It is the first number which cannot be represented by a human counting their eight fingers and two thumbs additively. Eleven is the smallest positive integer requiring three syllables in English, and it is also the largest prime number with a single morpheme name in this language (although etymologically the word eleven originated from a Germanic compound *ainlif meaning one left ) .

U.S. Route 11 is a north–south United States highway extending 1,645 miles (2,647 km) across the eastern United States. The southern terminus of the route is at U.S. Route 90 in the Bayou Sauvage National Wildlife Refuge in eastern New Orleans, Louisiana. The northern terminus is at the United States Canada border in Rouses Point, New York. The route continues across the border in Canada as Quebec Route 223. US 11, created in 1926, largely follows the route of the original plan. Until 1929, U.S