Catherine, Duchess of Cambridge speaks to soldiers as she arrives at Calgary Airport on July 7, 2011 in Calgary, Canada. (Photo by Chris Jackson/Getty Images)
A model poses at the Le Silla Spring/Summer 2012 presentation as part Milan Womenswear Fashion Week on September 23, 2011 in Milan, Italy. (Photo by Vincenzo Lombardo/Getty Images for Le Silla)
Route engineer Richard Winter stands in front of a pile of road salt at the Birchanger Depot on November 8, 2011 near Bishop's Stortford, England. (Photo by Peter Macdiarmid/Getty Images)
MELBOURNE, AUSTRALIA - OCTOBER 22: A Competitor jumps infront of a rainbow during the Australasian Supercross Championship at Melbourne Knights Stadium on October 22, 2011 in Melbourne, Australia. (Photo by Quinn Rooney/Getty Images)
Barneys New York launches Gaga's Workshop with the inflation of the Gaga Spider Balloon at the corner of 23rd and Broadway on November 21, 2011 in New York City. (Photo by Neilson Barnard/Getty Images for Barneys New York)
Dancers of the English National Ballet perform The Nutcracker at the Coliseum on December 14, 2011 in London, England. (Photo by Ian Gavan/Getty Images)
Santa Claus poses with a Beluga Whale at SeaWorld San Diego on December 15, 2011 in San Diego, California. (Photo by Mike Aguilera/SeaWorld San Diego via Getty Images)
A copy of part of the Dead Sea Scrolls is displayed at the “Dead Sea Scrolls: Life and Faith in Biblical Times” exhibition at Discovery Times Square on December 16, 2011 in New York City. (Photo by Spencer Platt/Getty Images)