A Russian trenchmortar crew run to take up a new firing position in the Stalingrad area during the Great Patriotic War. (Photo by Keystone/Getty Images). October 1942

The new Batmobile designed by Gordon Murray to be used in the live stage production of Batman Live World Arena Tour is unveiled for the first time at LH2 Studios on June 15, 2011 in London, England. (Photo by Gareth Cattermole/Getty Images)

A New York window cleaner strapped to the side of The RCA Building in the Rockefeller Center, with St Patrick's Cathedral below him to the left. (Photo by William Lovelace/Express/Getty Images). 2nd May 1961

Singer Selena Gomez performs at the PNC Bank Arts Center on August 20, 2011 in Holmdel, New Jersey. (Photo by Michael Loccisano/Getty Images)

A man holds onto a tree by the seashore (possibly along the Shore Parkway Greenway) against severe winds during Hurricane Carol's assault on the Northeastern seaboard, Brooklyn, New York, August 31, 1954. (Photo by Hulton Archive/Getty Images)

Apple's Senior Vice President of Worldwide product marketing Phil Schiller speaks about the new iPhone 4s at the company's headquarters October 4, 2011 in Cupertino, California. (Photo by Kevork Djansezian/Getty Images)

Miranda Kerr attends the unveiling of the 2011 Fantasy Treasure Bra at Victoria's Secret, Lexington Avenue on October 19, 2011 in New York City. (Photo by Astrid Stawiarz/Getty Images)

Beach goers sunbath inside a new large scale interactive art work by artist Gregor Schneider entitled “Bondi Beach” at Sydneys Bondi Beach on September 28, 2007 in Sydney, Australia. (Photo by Sergio Dionisio/Getty Images)