Palestinian boys stand on top of another as he lays on iron nails, broken glass and knives during a training session at the Red Dragon martial arts club in Beit Lahia, northern Gaza on November 19, 2009. UPI/Ismael Mohamad

Terra cotta warriors are seen during a media preview for the exhibit "Terra Cotta Warriors: Guardians of China's First Emperor" at the National Geographic in Washington on November 17, 2009. The exhibit, which opens November 19, features 15 terra cotta figures. UPI/Kevin Dietsch

The Oasis of the Seas, the world's largest cruise liner, is seen during its float out ceremony on November 25, 2008. The cruise vessel, commissioned by Royal Caribbean International, departed Turku, Finland on October 30, 2009 on its maiden voyage bound for Florida. The Oasis spans 1,200 feet (360 meters), 16-decks, and can accommodate 6,300 passengers and 2,100 crew. UPI/Royal Caribbean International

The 2009 version of the Lincoln bicentennial penny is seen at a ceremony celebrating its release by the U.S. Mint, on Capitol Hill in Washington on November 12, 2009. UPI/Kevin Dietsch

A Chinese man takes a photo of one of the world's largest LED screens (250 meters x 30 meters), showing fish swimming over money, at an international mall in downtown Beijing on November 9, 2009. The screen cost US$32 million dollars. UPI/Stephen Shaver

Afghan buzkashi players fight for control of the beheaded goat during a game in Kabul on November 6, 2009. Buzkashi, which literally translated means 'goat grabbing', is the national sport of Afghanistan. The object of the game is to try to snatch the 150-pound (nearly 70-kilogram) goat carcass from the center of the field and carry it to a scoring area. UPI/Hossein Fatemi

The USAF Thunderbirds perform at the Homestead Air Force Base in Homestead, Florida on Nov. 8 2009. The Air Force held its first air show in seventeen years hosting over one hundred thousand spectators throughout the weekend event. UPI/Joe Marino-Bill Cantrell

A boy looks over an original segment of the Berlin Wall at the Bernauer Strasse memorial on the 20th anniversary of the fall of the Wall on November 9, 2009 in Berlin. Later today the city will commemorate the anniversary with world leaders congregating at the Bradenburg Gate in the German capital. UPI/David Silpa

An Afghan man looks on while passing by Darul-Aman palace in western Kabul, Afghanistan on October 31, 2009. Now in ruins, the Darul-Aman Palace was once the masterpiece of Kabul built by King Amanullah. UPI/Hossein Fatemi

David Brink, director of Electronics and Motors at Brose, Inc., demonstrates the force of power windows with a carrot outside the National Press Club on November 2, 2009 in Washington. It takes just 22 pounds of upward force to suffocate or injure an infant. Power windows exert an upward force of 30-80 pounds. UPI/Madeline Marshall