(L-R) Actors Simon Pegg, Paula Patton and Tom Cruise attend the “Mission:Impossible – Ghost Protocol” Germany Premiere at BMW Welt on December 9, 2011 in Munich, Germany. (Photo by Andreas Rentz/Getty Images for Paramount Pictures)

A gallery assistant holds a rare 14th century time-telling device device in Bonhams auction house on December 9, 2011 in London, England. The instrument, which dates from 1396 and was discovered in a shed in Queensland, Australia, is due to be auctioned on December 13, 2011 and is expected to fetch 200,000 GBP. (Photo by Oli Scarff/Getty Images)

A new 3D IMAX screen is installed at IMAX Darling Harbour on February 9, 2012 in Sydney, Australia. The new 3D screen at 29.5 metres by 35.7 metres will replace the former screen at IMAX Darling Harbour as the largest in the world. (Photo by Matt King/Getty Images)

The delegates arrive at the Great Hall of the People before a plenary session of the National People's Congress on March 11, 2011 in Beijing, China. The NPC will take place until March 14. (Photo by Feng Li/Getty Images)

The Enigma coding machine used by the Germans in WWII on display at Bletchley Park National Code Centre, November 25, 2004 in Bletchley, England. (Photo by Ian Waldie/Getty Images)

Vitali Klitschko and some Fans attends on the red carpet of the “Klitschko” Premiere on June 14, 2011 at Lichtburg in Essen, Germany. (Photo by Mathis Wienand/Getty Images)

A woman dancing on the Sphinx. A pyramid can be seen in the background. (Photo by Fox Photos/Getty Images). 1928

A German Shepard bares its teeth during Schutzhund attack dog training at Witmer-Tyson Imports February 14, 2002 in Newark, CA. (Photo by Justin Sullivan/Getty Images)