Egyptian riot police charge towards protesters near Egypt's Interior Ministry, as violent demonstrations continued into their second day on February 3, 2012 in central Cairo, Egypt. (Photo by Ed Giles/Getty Images)

A general view of Tokyo Tower and the surrounding area in high resolution (~5600x3500 px) on February 10, 2012 in Tokyo, Japan. (Photo by Adam Pretty/Getty Images)

Enthusiasts skate on a frozen fen in sub-zero temperatures on February 11, 2012 in Sutton, England. (Photo by Oli Scarff/Getty Images)

Whitney Houston's body arrives at Whigham Funeral Home on February 13, 2012 in Newark, New Jersey. (Photo by Dave Kotinsky/Getty Images)

Brazilians perform capoeira on the first day of Carnival celebrations on February 16, 2012 in Salvador, Brazil. Rio de Janiero's Carnival begins tomorrow. (Photo by Mario Tama/Getty Images)

A general view of the Burj Khalifa on February 23, 2012 in Dubai, United Arab Emirates. At 829.84 m (2723 ft) tall the Burj Khalifa is currently the tallest building in the world. (Photo by Chris Jackson/Getty Images)

The International Trophy float on the parade route during the 123rd Rose Parade presented by Honda on January 2, 2012 in Pasadena, California. (Photo by Frederick M. Brown/Getty Images)

Council staff clean a section of the rarely seen Minton tiled floor of the of the grand St. George's Hall on January 4, 2012 in Liverpool, England. (Photo by Christopher Furlong/Getty Images)