December 12, 2012 at 12:12:12 marks the last alliteration date of the century.
On this day in history in 1913, the "Mona Lisa" painting was found after it was stolen from the Louvre Museum in Paris, France. The painting had been taken in 1911.
On December 12, in 1963, The Beatles' song "I Want to Hold Your Hand," hit number one on United Kingdom charts.
In the 2000s, on this day in 2003, Keiko the whale who starred in "Free Willy" died of pneumonia. According to Smithsonian Magazine, the whale had been released into the wild after 23 years in captivity.
Today, on December, 12, 2012, Pope Benedict XVI tweeted for the first time on a personal Twitter account, @Pontifex.