Entertainers from the She Huo cultural troupe rehearse for the Edinburgh Military Tattoo at Redford barracks on August 5, 2009 in Edinburgh, Scotland. (Photo by Jeff J Mitchell/Getty Images)

Princess Elizabeth with her husband Prince Philip Duke of Edinburgh and their children Prince Charles and Princess Anne. (Photo by Keystone/Getty Images). August 1951

A young girl navigates her way around Hampton Court maze in the spring sunshine on May 2, 2009 in London, England. The Hampton Court maze is one of the most famous hedge mazes in the world and was planted between 1689 and 1695 by George London and Henry Wise. (Photo by Dan Kitwood/Getty Images)

Musician Simon Desorgher walks his giant sphere on the foreshore of the River Thames after a rehearsal for a performance of “Water Cycle for flute and sound system” on the river on September 11, 2009 in London, England. (Photo by Peter Macdiarmid/Getty Images)

“US Airways Flight 1549 was US Airways' scheduled domestic commercial passenger flight from LaGuardia Airport in New York City to Charlotte/Douglas International Airport, Charlotte, North Carolina. On January 15, 2009, the aircraft flying this route, an Airbus A320-214, was successfully ditched in the Hudson River adjacent to midtown Manhattan six minutes after takeoff from LaGuardia Airport after being disabled by striking a flock of Canada Geese during its initial climb out. The incident became known as the «Miracle On The Hudson»”. – Wikipedia

Photo: The Airbus jet that pilot Chesley “Sully” Sullenberger landed on the Hudson River is pulled along Yorkmont Road as it makes its way to the Carolinas Aviation Museum June 10, 2011 in Charlotte, North Carolina. An official unveiling of the plane, which will be on display at the Carolinas Avaiation Museum, will take place on Saturday, June 11. (Photo by Davis Turner/Getty Images)

Heavy equipment works along the still under construction Bamiyan-Yakawlang road June 10, 2011 in Yakawlang, Afghanistan. The 69 Million US$ project is supported by the Government of Japan and World Bank. The 90K road project was started three years ago and is slated to be finished within another year. This new road means faster travel from Bamiyan to Afghanistan's only national park, Band-e-Amir. This is in of the safest parts of the country and the hope is to expand tourism in the region. (Photo by Paula Bronstein/Getty Images)

Adult gentoo penguins keep an eye on their newly born chick at Edinburgh Zoo on June 10, 2011 in Edinburgh, Scotland. The gentoo chicks which started hatching in early May are looked after by both parents who regurgitate part digested food. When the chicks are hungry they peck the beaks of their parents to signal feeding time. (Photo by Jeff J Mitchell/Getty Images)

Children play at the Ryoji Ikeda exhibition “the transfinite” at the Park Avenue Armory on June 10, 2011 in New York City. The audio visual installation, which will close after tomorrow, features two back-two-back screens displaying a continual loop of sounds, fragments of numbers and strobe-lit patterns that echo the Japanese artist's interest in mathematics, the subconscious and the digital world. (Photo by Spencer Platt/Getty Images)