International observance days, weeks, and months for December 11, 2027. Plus historical events and birthdays.
December 11, 2027 celebrates International Mountain Day, plus 2 more. Every year on December 11th, International Mountain Day aims to increase awareness about the importance of mountains. The conservation of mountains is a key factor in sustainable development.
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Each year on December 11th, the world celebrates the UNICEF Birthday commemorating the day it was created in 1946.
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Every year on the second Saturday in December, International Shareware Day seeks to recognize the innovation and dedication of computer programmers who put their work on the Internet with free software trials.
Read the full story →Events that occurred on December 11 throughout history
The British and French governments and associated airlines reveal the first prototype Concorde in Toulouse, France. The supersonic jet takes its maiden flight on March 2, 1969.
Astronauts Eugene Cernan and Harrison Schmitt become the 11th and 12th people to land on the moon. Their Apollo 17 mission began on December 7, 1972. Ronald Evans remained with the command module and performed a spacewalk during the mission.
The Oliver Stone directed Wall Street premiered. Starring Michael Douglas and Charlie Sheen, the film won an Academy Award for Best Actor.
Scientists reported in the journal Science that they had deciphered the entire genetic blueprint of the nematode worm. It was the first complete genetic code of a multi-celled animal. In 2003, the Human Genome Project completed mapping the human genome. December 11th Celebrated (And Not So Celebrated) Birthdays