Nick Vujicic, an Australian motivational speaker who was born without limbs, swims with sharks at the Marine Life Park in Singapore. (REUTERS/Edgar Su)

People practice group yoga at the Grand Palais in Paris. (REUTERS/Benoit Tessier)

Malala Yousafzai, the Pakistani girl who was shot in the head by the Taliban for advocating girls' education, reacts after speaking at the opening of Birmingham Library in central England. (REUTERS/Darren Staples)

Men stand next to coffins during the funeral for six children who died in a landslide in La Chicharronera, in northern Honduras. (REUTERS/Jorge Cabrera)

A Sadhu, or Hindu holy man, and a dog rest in an alleyway in Varanasi, India. Narrow alleyways, known as gullies, lead to the banks of the Ganges River and are sacred to Hindus. (AP Photo/Rajesh Kumar Singh)

Swiss Alpine wrestler Christian Stucki (top) fights with Martin Koch during the Federal Alpine Wrestling Festival in Burgdorf, Switzerland. Swiss Alpine wrestling, called "Schwingen", is the oldest sport in Switzerland. (REUTERS/Ruben Sprich)

Margarita Mamun of Russia performs during the individual all-around competition final at the 32nd Rhythmic Gymnastics World Championships in Kiev. (REUTERS/Gleb Garanich)

Four caracal cubs sit in a basket as they are presented to media for the first time at the Animal Park zoo in Berlin. (AP Photo/Markus Schreiber)

Afghan children climb onto a fence as they sell tea in Kabul. A tea vendor earns an average daily wage of $1. (REUTERS/Mohammad Ismail)

Female Jewish worshippers (foreground) pray near the men's section (background) at the Western Wall, Judaism's holiest prayer site, in Jerusalem ahead of Rosh Hashanah. The Jewish New Year began at sundown on Wednesday. (REUTERS/Ammar Awad)

The Man burns during Burning Man 2013 arts and music festival in the Black Rock Desert of Nevada. The federal government issued a permit for 68,000 people from all over the world to gather at the sold-out festival. (REUTERS/Jim Urquhart)

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